INFO: task kworker/0:1:10 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:0 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df841d84 r8:00000002 r7:60000013 r6:df841d8c r5:83236c00 r4:83236c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df841e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547ef8c r4:8547ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547ef8c r4:830b8500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236c00 r8:830b852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8500 r8:80287e08 r7:df83de60 r6:830b8580 r5:83236c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf841fb0 to 0xdf841ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b51c0 INFO: task kworker/0:1:10 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d27b9000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:2:49 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:2 state:D stack:0 pid:49 tgid:49 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df929d84 r8:00000002 r7:60000113 r6:df929d8c r5:83309800 r4:83309800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83309800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df929e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d41c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83309800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e11f8c r4:85e11c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e11f8c r4:83812700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83309800 r8:8381272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83812700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83812700 r8:80287e08 r7:df921e60 r6:83812780 r5:83309800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf929fb0 to 0xdf929ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83811940 INFO: task kworker/1:2:49 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d2b7a000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/0:0:3108 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:0 state:D stack:0 pid:3108 tgid:3108 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df971d84 r8:00000002 r7:60000113 r6:df971d8c r5:845d9800 r4:845d9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845d9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84553340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85913f8c r4:85913c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85913f8c r4:8429c880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845d9800 r8:8429c8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429c880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429c880 r8:80287e08 r7:df841e60 r6:8429c800 r5:845d9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf971fb0 to 0xdf971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b5800 INFO: task kworker/0:0:3108 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d2f0e000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/0:4:3123 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df969d84 r8:00000002 r7:60000113 r6:df969d8c r5:845dbc00 r4:845dbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845dbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85021540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510db8c r4:8510d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8510db8c r4:8429ca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845dbc00 r8:8429ca2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429ca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429ca00 r8:80287e08 r7:df841e60 r6:8429cb00 r5:845dbc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:849d3a80 INFO: task kworker/0:4:3123 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d2f0e000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:5:3126 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:5 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9c9d84 r8:00000002 r7:60000113 r6:df9c9d8c r5:845dd400 r4:845dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bab40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847cf38c r4:847cf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847cf38c r4:849cb600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845dd400 r8:849cb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cb600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cb600 r8:80287e08 r7:df97de60 r6:8429cc00 r5:845dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9c9fb0 to 0xdf9c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842905c0 INFO: task kworker/1:5:3126 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3200000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:6:3129 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:6 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:845da400 r4:845da400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845da400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcd600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845da400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df99b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0938c r4:84b09000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0938c r4:849cb500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845da400 r8:849cb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cb500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cb500 r8:80287e08 r7:df9c9e60 r6:8429cc80 r5:845da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84290740 INFO: task kworker/1:6:3129 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3488000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:7:3131 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:840cb000 r4:840cb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840cb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850199c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:840cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df953000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0a78c r4:84b0a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0a78c r4:849cbc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840cb000 r8:849cbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbc00 r8:80287e08 r7:df9c9e60 r6:8429cd00 r5:840cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842906c0 INFO: task kworker/1:7:3131 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d392c000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:8:3132 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:8 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:840cc800 r4:840cc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840cc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852be8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:840cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab7f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512f78c r4:8512f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512f78c r4:849cbe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840cc800 r8:849cbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbe80 r8:80287e08 r7:df9c9e60 r6:8429cd80 r5:840cc800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84290b00 INFO: task kworker/1:8:3132 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3b49000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:9:3134 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-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: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9cdd84 r8:00000002 r7:60000113 r6:df9cdd8c r5:832f5400 r4:832f5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832f5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:832f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea839000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512e78c r4:8512e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512e78c r4:849cbf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832f5400 r8:849cbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbf00 r8:80287e08 r7:df9ede60 r6:849cbe00 r5:832f5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9cdfb0 to 0xdf9cdff8) 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 r5:8028ef50 r4:842909c0 INFO: task kworker/1:9:3134 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c6d000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/0:5:3136 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df985d84 r8:00000002 r7:60000113 r6:df985d8c r5:84238000 r4:84238000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84238000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df985e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84238000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e462b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512538c r4:85125000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512538c r4:8429ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84238000 r8:8429ce2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429ce00 r8:80287e08 r7:df841e60 r6:8429cf00 r5:84238000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf985fb0 to 0xdf985ff8) 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 r5:8028ef50 r4:8425a000 INFO: task kworker/0:5:3136 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:6:3138 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:8423c800 r4:8423c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb95c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8423c800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506ef8c r4:8506ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506ef8c r4:8429cf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423c800 r8:8429cfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429cf80 r8:80287e08 r7:df841e60 r6:8429c600 r5:8423c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9fdfb0 to 0xdf9fdff8) 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 r5:8028ef50 r4:8425a2c0 INFO: task kworker/0:6:3138 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:7:3141 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:8423ec00 r4:8423ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffa80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8423ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592db8c r4:8592d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592db8c r4:8429ce80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423ec00 r8:8429ceac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429ce80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429ce80 r8:80287e08 r7:df841e60 r6:8429c580 r5:8423ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa11fb0 to 0xdfa11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425a400 INFO: task kworker/0:7:3141 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:10:3142 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:10 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:84238c00 r4:84238c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84238c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84238c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d478c r4:851d4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851d478c r4:849cbf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84238c00 r8:849cbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbf80 r8:80287e08 r7:df9ede60 r6:8429c700 r5:84238c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa19fb0 to 0xdfa19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84290f40 INFO: task kworker/1:10:3142 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3143 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9a9d84 r8:00000002 r7:60000113 r6:df9a9d8c r5:839d8000 r4:839d8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:839d8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852907c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:839d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea829000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512f38c r4:8512f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512f38c r4:849cbd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:839d8000 r8:849cbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbd00 r8:80287e08 r7:df9ede60 r6:849cbc80 r5:839d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84290e00 INFO: task kworker/1:11:3143 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:12:3148 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:12 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000013 r6:dfa1dd8c r5:83243c00 r4:83243c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83243c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e031f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c538c r4:853c5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c538c r4:849cbd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83243c00 r8:849cbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbd80 r8:80287e08 r7:df9ede60 r6:849cba80 r5:83243c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:847720c0 INFO: task kworker/1:12:3148 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:13:3149 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:13 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:8421e000 r4:8421e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8421e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ce00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8421e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea70f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512fb8c r4:8512f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512fb8c r4:8424d600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8421e000 r8:8424d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8424d600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8424d600 r8:80287e08 r7:dfa1de60 r6:849cb980 r5:8421e000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:847722c0 INFO: task kworker/1:13:3149 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:14:3150 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa41d84 r8:00000002 r7:60000013 r6:dfa41d8c r5:8421ec00 r4:8421ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8421ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8421ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e034b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d0b8c r4:847d0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d0b8c r4:849cb880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8421ec00 r8:849cb8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cb880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cb880 r8:80287e08 r7:dfa1de60 r6:849cb800 r5:8421ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa41fb0 to 0xdfa41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847722c0 INFO: task kworker/1:14:3150 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3153 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:15 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:84219800 r4:84219800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84219800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84219800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e01f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c4f8c r4:853c4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c4f8c r4:843bbd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84219800 r8:843bbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:843bbd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843bbd80 r8:80287e08 r7:dfa1de60 r6:843bbc80 r5:84219800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:847723c0 INFO: task kworker/1:15:3153 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:16:3154 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:16 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa0dd84 r8:00000002 r7:60000113 r6:dfa0dd8c r5:83a26c00 r4:83a26c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a26c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855989c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e04b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542978c r4:85429400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542978c r4:83873c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a26c00 r8:83873cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83873c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83873c80 r8:80287e08 r7:dfa4de60 r6:83873d80 r5:83a26c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa0dfb0 to 0xdfa0dff8) 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 r5:8028ef50 r4:84772580 INFO: task kworker/1:16:3154 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:17:3156 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:17 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83a18000 r4:83a18000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a18000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854660c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542878c r4:85428400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542878c r4:83873d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a18000 r8:83873d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83873d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83873d00 r8:80287e08 r7:dfa0de60 r6:83327980 r5:83a18000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa61fb0 to 0xdfa61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772580 INFO: task kworker/1:17:3156 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:8:3160 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:83a1a400 r4:83a1a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a1a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85911b8c r4:85911800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85911b8c r4:84341c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a1a400 r8:84341cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84341c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84341c80 r8:80287e08 r7:dfa11e60 r6:830cc300 r5:83a1a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa6dfb0 to 0xdfa6dff8) 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 r5:8028ef50 r4:8425ac00 INFO: task kworker/0:8:3160 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:18:3161 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:18 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:83a1bc00 r4:83a1bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a1bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84772a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85428f8c r4:85428c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85428f8c r4:830cc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a1bc00 r8:830cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc280 r8:80287e08 r7:dfa0de60 r6:843f7880 r5:83a1bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa59fb0 to 0xdfa59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772b00 INFO: task kworker/1:18:3161 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:19:3162 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:19 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:8423e000 r4:8423e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849db340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8423e000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849ed78c r4:849ed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849ed78c r4:843f7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423e000 r8:843f77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:843f7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843f7780 r8:80287e08 r7:dfa0de60 r6:84341c00 r5:8423e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa81fb0 to 0xdfa81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847729c0 INFO: task kworker/1:19:3162 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:20:3165 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:20 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:8423b000 r4:8423b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8423b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542af8c r4:8542ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542af8c r4:83c5cc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423b000 r8:83c5cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83c5cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83c5cc00 r8:80287e08 r7:dfa81e60 r6:8429c980 r5:8423b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa99fb0 to 0xdfa99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772cc0 INFO: task kworker/1:20:3165 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:21:3166 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:21 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:84239800 r4:84239800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84239800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84239800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaae1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d278c r4:847d2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d278c r4:83abb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84239800 r8:83abb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83abb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83abb100 r8:80287e08 r7:dfa81e60 r6:832c4d00 r5:84239800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772f00 INFO: task kworker/1:21:3166 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3168 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:83256000 r4:83256000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83256000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fbf40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83256000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d2b8c r4:847d2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d2b8c r4:83812380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83256000 r8:838123ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83812380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83812380 r8:80287e08 r7:dfa81e60 r6:832c4c80 r5:83256000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84772dc0 INFO: task kworker/1:22:3168 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:23:3170 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:23 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:845eec00 r4:845eec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845eec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849ec78c r4:849ec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849ec78c r4:843f7800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845eec00 r8:843f782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:843f7800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843f7800 r8:80287e08 r7:dfa81e60 r6:83aa1a80 r5:845eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac1fb0 to 0xdfac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db080 INFO: task kworker/1:23:3170 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:24:3172 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:24 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:845ee000 r4:845ee000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ee000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d2980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb50f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849edb8c r4:849ed800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849edb8c r4:83b2dc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ee000 r8:83b2dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83b2dc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83b2dc00 r8:80287e08 r7:dfa81e60 r6:83a80280 r5:845ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac5fb0 to 0xdfac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db080 INFO: task kworker/1:24:3172 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:25:3174 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:25 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:845e9800 r4:845e9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845e9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f175000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed84d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e07f8c r4:85e07c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e07f8c r4:8456a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845e9800 r8:8456a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a000 r8:80287e08 r7:dfa81e60 r6:8386cc80 r5:845e9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad1fb0 to 0xdfad1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db180 INFO: task kworker/1:25:3174 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:26:3177 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:26 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:845ea400 r4:845ea400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ea400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb707000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849eef8c r4:849eec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849eef8c r4:8456a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ea400 r8:8456a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a080 r8:80287e08 r7:dfad1e60 r6:8386cc00 r5:845ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfae1fb0 to 0xdfae1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db540 INFO: task kworker/1:26:3177 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:27:3178 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:27 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:845e8c00 r4:845e8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845e8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85840f8c r4:85840c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85840f8c r4:8456a180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845e8c00 r8:8456a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a180 r8:80287e08 r7:dfad1e60 r6:830b8480 r5:845e8c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:849db4c0 INFO: task kworker/1:27:3178 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:28:3180 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:28 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:845eb000 r4:845eb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845eb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ed00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfad7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590bf8c r4:8590bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8590bf8c r4:8456a280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845eb000 r8:8456a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a280 r8:80287e08 r7:dfad1e60 r6:830b8400 r5:845eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) 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 r5:8028ef50 r4:849db800 INFO: task kworker/1:28:3180 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:9:3186 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:845ed400 r4:845ed400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ed400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500b3c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8490638c r4:84906000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8490638c r4:84551000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ed400 r8:8455102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551000 r8:80287e08 r7:dfa11e60 r6:84551180 r5:845ed400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84553300 INFO: task kworker/0:9:3186 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3188 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:845ec800 r4:845ec800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ec800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec475000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859bc78c r4:859bc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859bc78c r4:84551080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ec800 r8:845510ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551080 r8:80287e08 r7:dfa11e60 r6:84551280 r5:845ec800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84553500 INFO: task kworker/0:10:3188 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3190 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa89d84 r8:00000002 r7:60000013 r6:dfa89d8c r5:845ebc00 r4:845ebc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ebc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592df8c r4:8592dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592df8c r4:84551100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ebc00 r8:8455112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551100 r8:80287e08 r7:dfa11e60 r6:84551380 r5:845ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa89fb0 to 0xdfa89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845536c0 INFO: task kworker/0:11:3190 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:12:3192 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb21d84 r8:00000002 r7:60000013 r6:dfb21d8c r5:845c8000 r4:845c8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845c8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffe80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592e38c r4:8592e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592e38c r4:84551200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c8000 r8:8455122c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551200 r8:80287e08 r7:dfa89e60 r6:84551480 r5:845c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb21fb0 to 0xdfb21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553900 INFO: task kworker/0:12:3192 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:29:3194 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:29 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:845cec00 r4:845cec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845cec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaf1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9178c r4:85a91400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9178c r4:8456a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845cec00 r8:8456a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a300 r8:80287e08 r7:dfad1e60 r6:84551300 r5:845cec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb2dfb0 to 0xdfb2dff8) 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 r5:8028ef50 r4:849db900 INFO: task kworker/1:29:3194 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:30:3195 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:30 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:8423a400 r4:8423a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8423a400 r7:00000000 r6:83018200 r5:00001000 r4:7f173000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e07b8c r4:85e07800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e07b8c r4:8456a200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423a400 r8:8456a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a200 r8:80287e08 r7:dfad1e60 r6:84551400 r5:8423a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb31fb0 to 0xdfb31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db900 INFO: task kworker/1:30:3195 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:13:3196 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:13 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:83a3b000 r4:83a3b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a3b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e0f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec721000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592ef8c r4:8592ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592ef8c r4:84551580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a3b000 r8:845515ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551580 r8:80287e08 r7:dfb21e60 r6:84551500 r5:83a3b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb35fb0 to 0xdfb35ff8) 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 r5:8028ef50 r4:84553b00 INFO: task kworker/0:13:3196 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:3198 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:83308000 r4:83308000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83308000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83308000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592ff8c r4:8592fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592ff8c r4:84551600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83308000 r8:8455162c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551600 r8:80287e08 r7:dfb35e60 r6:84551780 r5:83308000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84553e80 INFO: task kworker/0:14:3198 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:3199 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:15 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:845c9800 r4:845c9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845c9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb319000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592f38c r4:8592f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592f38c r4:84551680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c9800 r8:845516ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551680 r8:80287e08 r7:dfb3de60 r6:84551700 r5:845c9800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:849d36c0 INFO: task kworker/0:15:3199 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:16:3201 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:16 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:84161800 r4:84161800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84161800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84161800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb705000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592fb8c r4:8592f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592fb8c r4:84551800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84161800 r8:8455182c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551800 r8:80287e08 r7:dfb3de60 r6:84551900 r5:84161800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb05fb0 to 0xdfb05ff8) 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 r5:8028ef50 r4:847fd040 INFO: task kworker/0:16:3201 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3204 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:17 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:838ab000 r4:838ab000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838ab000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec423000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84906f8c r4:84906c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84906f8c r4:84551980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838ab000 r8:845519ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551980 r8:80287e08 r7:dfb3de60 r6:84551a00 r5:838ab000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:847fd240 INFO: task kworker/0:17:3204 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3206 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:18 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:838aa400 r4:838aa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838aa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ea40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec4cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4c38c r4:85a4c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4c38c r4:84551a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838aa400 r8:84551aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551a80 r8:80287e08 r7:dfb4de60 r6:84551880 r5:838aa400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:847fd380 INFO: task kworker/0:18:3206 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3208 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:19 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:838ad400 r4:838ad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838ad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec463000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84906b8c r4:84906800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84906b8c r4:84551b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838ad400 r8:84551b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551b00 r8:80287e08 r7:dfb61e60 r6:84551c80 r5:838ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb69fb0 to 0xdfb69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fd700 INFO: task kworker/0:19:3208 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3210 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:20 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:83a2c800 r4:83a2c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a2c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579eb00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a2c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec521000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4c78c r4:85a4c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4c78c r4:84551b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a2c800 r8:84551bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551b80 r8:80287e08 r7:dfb61e60 r6:84551d80 r5:83a2c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb75fb0 to 0xdfb75ff8) 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 r5:8028ef50 r4:847fd780 INFO: task kworker/0:20:3210 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3212 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:21 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb7dd84 r8:00000002 r7:60000013 r6:dfb7dd8c r5:840d0000 r4:840d0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840d0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ecc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:840d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec825000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4cb8c r4:85a4c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4cb8c r4:84551c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840d0000 r8:84551c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551c00 r8:80287e08 r7:dfb75e60 r6:84551e80 r5:840d0000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:847fd840 INFO: task kworker/0:21:3212 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:22:3214 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:84850000 r4:84850000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84850000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ed40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84850000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec85f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4cf8c r4:85a4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4cf8c r4:84551d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84850000 r8:84551d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551d00 r8:80287e08 r7:dfb7de60 r6:84551f00 r5:84850000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb89fb0 to 0xdfb89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fdcc0 INFO: task kworker/0:22:3214 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3216 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:23 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:84850c00 r4:84850c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84850c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ee00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84850c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec875000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4d38c r4:85a4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4d38c r4:84775080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84850c00 r8:847750ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775080 r8:80287e08 r7:dfb89e60 r6:84775000 r5:84850c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb91fb0 to 0xdfb91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fdb00 INFO: task kworker/0:23:3216 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:24:3218 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:84851800 r4:84851800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84851800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579efc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84851800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec891000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4d78c r4:85a4d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4d78c r4:84775100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84851800 r8:8477512c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775100 r8:80287e08 r7:dfb91e60 r6:84775280 r5:84851800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb9dfb0 to 0xdfb9dff8) 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 r5:8028ef50 r4:847fdd00 INFO: task kworker/0:24:3218 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3220 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:84853000 r4:84853000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84853000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84853000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4db8c r4:85a4d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4db8c r4:84775180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84853000 r8:847751ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775180 r8:80287e08 r7:dfb9de60 r6:84775200 r5:84853000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb55fb0 to 0xdfb55ff8) 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 r5:8028ef50 r4:84553c40 INFO: task kworker/0:25:3220 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0529fb0 to 0xe0529ff8) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4df8c r4:85a4dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4df8c r4:84775300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84853c00 r8:8477532c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775300 r8:80287e08 r7:dfb55e60 r6:84775480 r5:84853c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfba5fb0 to 0xdfba5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:27:3224 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:27 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eca59000 r5:85a4f78c r4:85a4f400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84855400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84855400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84855400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4e38c r4:85a4e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4e38c r4:84775400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84855400 r8:8477542c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775400 r8:80287e08 r7:dfbb5e60 r6:84775500 r5:84855400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) 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 r5:8028ef50 r4:8477d240 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3228 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbc1d84 r8:00000002 r7:60000013 r6:dfbc1d8c r5:84856000 r4:84856000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84856000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 r5:85a4f38c r4:85a4f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4f38c r4:84775600 r4:84775600 r10:00000000 r9:84775600 r8:80287e08 r7:dfbb5e60 r6:84775680 r5:84856000 r4:8477d580 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 task:kworker/0:30 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000013 r6:dfbd9d8c r5:84856c00 r4:84856c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84856c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84856c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4ef8c r4:85a4ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4ef8c r4:84775700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84856c00 r8:8477572c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775700 r8:80287e08 r7:dfbc1e60 r6:84775780 r5:84856c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d60: 80230ad0 80239bb0 80000013 ffffffff [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca640 r5:85a4fb8c r4:85a4f800 r4:84775900 task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) Exception stack(0xe0529fb0 to 0xe0529ff8) Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:840b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4ff8c r4:85a4fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4ff8c r4:84775880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840b8000 r8:847758ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775880 r8:80287e08 r7:dfbe1e60 r6:84775a00 r5:840b8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbedfb0 to 0xdfbedff8) 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 r5:8028ef50 r4:8477d980 INFO: task kworker/0:32:3234 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 task:kworker/0:33 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85a5078c r4:85a50400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a5078c r4:84775a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840b8c00 r8:84775aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775a80 r8:80287e08 r7:dfbede60 r6:84775c00 r5:840b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) 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 r5:8028ef50 r4:8477dc00 INFO: task kworker/0:33:3236 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 Exception stack(0xe0529d28 to 0xe0529d70) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 r5:85a50b8c r4:85a50800 r10:61c88647 r9:840ba400 r8:84775b2c r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) Call trace: r4:840bb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840bb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8477b500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:840bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec43f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a5238c r4:85a52000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a5238c r4:84775b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840bb000 r8:84775bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775b80 r8:80287e08 r7:dfbcde60 r6:84775e00 r5:840bb000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:847726c0 Call trace: [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:36:3242 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:840bbc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 r5:85a5138c r4:85a51000 r4:84775c80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 r5:85e1078c r4:85e10400 r10:61c88647 r9:840bd400 r8:8456a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r4:82ac21e4 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:37:3246 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:37 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:840bc800 r4:840bc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840bc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85a5178c r4:85a51400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84775e80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85e1038c r4:85e10000 r4:00000001 Exception stack(0xe0529d28 to 0xe0529d70) r5:85e9c38c r4:85e9c000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:33:3249 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:33 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:83a1e000 r5:83a1e000 r4:8291a680 r5:85e11b8c r4:85e11800 r10:61c88647 r9:83a1e000 r8:8456a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000001 Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85e10b8c r4:85e10800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bcf940 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bafd40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a19800 r7:00000000 r6:83018200 r5:00001000 r4:7f181000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed921000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e10f8c r4:85e10c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e10f8c r4:8456a700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a19800 r8:8456a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a700 r8:80287e08 r7:dfc31e60 r6:8456a880 r5:83a19800 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:83a1d400 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:8477c080 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 Exception stack(0xe0529fb0 to 0xe0529ff8) task:kworker/1:36 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baff00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83255400 r7:00000000 r6:83018200 r5:00001000 r4:7f183000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed92b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e1138c r4:85e11000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:83255400 r8:8456a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 r4:84bc7a80 r4:00000001 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:37:3259 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:37 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:83236000 r4:83236000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d4240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec655000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e1238c r4:85e12000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e1238c r4:8456a800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236000 r8:8456a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a800 r8:80287e08 r7:dfc31e60 r6:8456a900 r5:83236000 r4:00000001 [<8028ef50>] (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 r4:84788a80 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r5:85e9c38c r4:85e9c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:39:3261 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:39 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:84a28000 r4:84a28000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a28000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85aa2f8c r4:85aa2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a28000 r8:8477c02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84787cc0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d894f000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:40:3263 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:40 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:84a29800 r4:84a29800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a29800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a51f8c r4:85a51c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a51f8c r4:8477c180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a29800 r8:8477c1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8477c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477c180 r8:80287e08 r7:dfc19e60 r6:8456ab00 r5:84a29800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84787dc0 INFO: task kworker/0:40:3263 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d89b7000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85e9c38c r4:85e9c000 r4:00000001 Not tainted 6.15.0-rc7-syzkaller #0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85a5378c r4:85a53400 r7:dddced80 r6:83018000 r5:85a5378c r4:8477c280 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0529d28 to 0xe0529d70) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:42:3267 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:42 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:84a2bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a52b8c r4:85a52800 r10:00000000 r9:8477c100 r8:80287e08 r7:dfc79e60 r6:8456ac00 r5:84a2bc00 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80000013 ffffffff [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a2a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85a5338c r4:8477c300 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 r5:00001000 r4:edb93000 r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 Workqueue: events bpf_prog_free_deferred r4:84a2d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a2d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d4340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb1d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e1278c r4:85e12400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e1278c r4:8456ad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a2d400 r8:8456adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456ad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456ad80 r8:80287e08 r7:dfc6de60 r6:8456ae00 r5:84a2d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab9fb0 to 0xdfab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84784280 INFO: task kworker/1:39:3274 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0529d28 to 0xe0529d70) r4:00000000 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a2e000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85a52f8c r4:85a52c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a2e000 r8:8477c22c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d99d9000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:45:3279 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:45 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:84a2b000 r4:84a2b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a2b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84553900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8490738c r4:84907000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8490738c r4:8477c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a2b000 r8:8477c42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8477c400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477c400 r8:80287e08 r7:dfc79e60 r6:8456af80 r5:84a2b000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477f0c0 INFO: task kworker/0:45:3279 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d9d30000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a53f8c r4:85a53c00 r10:00000000 r9:8477c380 r8:80287e08 r7:dfc91e60 r6:8429c680 r5:84a30c00 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80000013 ffffffff [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:40:3283 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:40 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:84a30000 r5:84a30000 r4:8291a680 r4:00000000 r5:85e12b8c r4:85e12800 r7:ddde2d80 r6:83018200 r5:85e12b8c r4:84782080 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0529d28 to 0xe0529d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:47:3285 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:47 state:D stack:0 pid:3285 tgid:3285 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfca5d84 r8:00000002 r7:60000113 r6:dfca5d8c r5:84a31800 r4:84a31800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84a31800 r8:8477c5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0529d28 to 0xe0529d70) r4:e0529dc0 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 9fa0: 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8477c600 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d20: da795000 e030d000 00000001 80239b98 7f537000 00000001 r5:85e9c38c r4:85e9c000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:50:3292 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:50 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcb1d84 r8:00000002 r7:60000113 r6:dfcb1d8c r5:84a35400 r4:84a35400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a35400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a35400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a58f8c r4:85a58c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a58f8c r4:8477c700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a35400 r8:8477c72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8477c700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477c700 r8:80287e08 r7:dfcade60 r6:84782300 r5:84a35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcb1fb0 to 0xdfcb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477f740 INFO: task kworker/0:50:3292 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d60: 80230ad0 80239bb0 80000013 ffffffff [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0529fb0 to 0xe0529ff8) INFO: task kworker/1:112:3698 blocked for more than 452 seconds. r10:8291a684 r9:e0519d84 r8:00000002 r7:60000113 r6:e0519d8c r5:84bdb000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b08f8c r4:84b08c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b08f8c r4:84babc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdb000 r8:84babcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84babc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84babc80 r8:80287e08 r7:e04f1e60 r6:84babd00 r5:84bdb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0519fb0 to 0xe0519ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb6bc0 INFO: task kworker/1:112:3698 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dafb7000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:181:3703 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:181 state:D stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0539d84 r8:00000002 r7:60000013 r6:e0539d8c r5:84bdc800 r4:84bdc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0539e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: db45a000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84bcf940 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84b4e38c r4:84bc7c80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0529d28 to 0xe0529d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0529fb0 to 0xe0529ff8) Not tainted 6.15.0-rc7-syzkaller #0 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8482a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e034d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d78c r4:84b4d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d78c r4:84bc7c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8482a400 r8:84bc7c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7c00 r8:80287e08 r7:e0549e60 r6:84bc7d00 r5:8482a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe051dfb0 to 0xe051dff8) 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 r5:8028ef50 r4:84bcfbc0 INFO: task kworker/0:183:3707 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dbe59000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r4:e0529dc0 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7d80 r8:80287e08 r7:e0549e60 r6:84bc7e80 r5:8482b000 Workqueue: events bpf_prog_free_deferred 9d20: dbe59000 e030d000 00000001 80239b98 7f537000 00000001 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dc4d9000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:186:3714 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:186 state:D stack:0 pid:3714 tgid:3714 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e03ddd84 r8:00000002 r7:60000113 r6:e03ddd8c r5:8482e000 r4:8482e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8482e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e03dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8482e000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4eb8c r4:84b4e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) task:kworker/0:187 state:D stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8500c0c0 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b09b8c r4:84b09800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b09b8c r4:84babf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84829800 r8:84babf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84babf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84babf00 r8:80287e08 r7:e04f1e60 r6:84bc5000 r5:84829800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe047dfb0 to 0xe047dff8) 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 r5:8028ef50 r4:84bcda80 INFO: task kworker/1:113:3720 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dcc32000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:114:3721 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:00001000 r4:dfbd1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b09f8c r4:84b09c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b09f8c r4:84bab700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84bab700 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 9d20: dcc32000 e030d000 00000001 80239b98 7f537000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:84bc7a80 r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:115:3723 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:115 state:D stack:0 pid:3723 tgid:3723 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0521d84 r8:00000002 r7:60000113 r6:e0521d8c r5:84bdbc00 r4:84bdbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85019b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0af8c r4:84b0ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0af8c r4:84bab780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdbc00 r8:84bab7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bab780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bab780 r8:80287e08 r7:e04b5e60 r6:84babf80 r5:84bdbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0521fb0 to 0xe0521ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcda80 INFO: task kworker/1:115:3723 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dd9ca000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 Not tainted 6.15.0-rc7-syzkaller #0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e0445000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bd8c00 r8:84bab82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0529d28 to 0xe0529d70) r4:e0529dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:188:3726 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:188 state:D stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e055dd84 r8:00000002 r7:60000113 r6:e055dd8c r5:84bd5400 r4:84bd5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e055de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bd5400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4f38c r4:84b4f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4f38c r4:84bc5080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd5400 r8:84bc50ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5080 r8:80287e08 r7:e03dde60 r6:84bab580 r5:84bd5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe055dfb0 to 0xe055dff8) 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 r5:8028ef50 r4:8500c5c0 INFO: task kworker/0:188:3726 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: Exception stack(0xe0529d28 to 0xe0529d70) r5:80000013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0529fb0 to 0xe0529ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:189 state:D stack:0 pid:3728 tgid:3728 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0499d84 r8:00000002 r7:60000113 r6:e0499d8c r5:84b74800 r4:84b74800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b74800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0499e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b74800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc45000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4ef8c r4:84b4ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4ef8c r4:84bc5280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b74800 r8:84bc52ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5280 r8:80287e08 r7:e055de60 r6:84bc5300 r5:84b74800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0499fb0 to 0xe0499ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500c800 INFO: task kworker/0:189:3728 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: de378000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 r5:80000013 r4:80239bb0 r4:00000000 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:e0561d84 r8:00000002 r7:60000013 r6:e0561d8c r5:8482ec00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4f78c r4:84b4f400 r7:dddced80 r6:83018000 r5:84b4f78c r4:84bc5100 r10:61c88647 r9:8482ec00 r8:84bc512c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8500c980 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: de378000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:191:3732 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:191 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0565d84 r8:00000002 r7:60000113 r6:e0565d8c r5:8482d400 r4:8482d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8482d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0565e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8482d400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4fb8c r4:84b4f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4fb8c r4:84bc5380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8482d400 r8:84bc53ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5380 r8:80287e08 r7:e0561e60 r6:84bc5480 r5:8482d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0565fb0 to 0xe0565ff8) 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 r5:8028ef50 r4:8500cb00 INFO: task kworker/0:191:3732 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: de882000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85e9c38c r4:85e9c000 r4:84bc7a80 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:192:3734 blocked for more than 452 seconds. Workqueue: events bpf_prog_free_deferred r4:84820000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500ce40 r5:00001000 r4:dfda5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4ff8c r4:84b4fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4ff8c r4:84bc5200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84820000 r8:84bc522c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5200 r8:80287e08 r7:e0565e60 r6:84bc5600 r5:84820000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe057dfb0 to 0xe057dff8) 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 r5:8028ef50 r4:8500cbc0 INFO: task kworker/0:192:3734 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dee58000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:84bcf940 task:kworker/0:193 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:e0581d84 r8:00000002 r7:60000113 r6:e0581d8c r5:84820c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84820c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfea3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504438c r4:85044000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504438c r4:84bc5500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84820c00 r8:84bc552c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5500 r8:80287e08 r7:e057de60 r6:84bc5680 r5:84820c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500ce00 INFO: task kworker/0:193:3737 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: df44a000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:194:3739 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:194 state:D stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e058dd84 r8:00000002 r7:60000013 r6:e058dd8c r5:84821800 r4:84821800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84821800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84821800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e03cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85044b8c r4:85044800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85044b8c r4:84bc5700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84821800 r8:84bc572c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r5:85e9c38c r4:85e9c000 r4:84bc7a80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:e04c5d84 r8:00000002 r7:60000113 r6:e04c5d8c r5:84822400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84822400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e01d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504478c r4:85044400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504478c r4:84bc5580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84822400 r8:84bc55ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5580 r8:80287e08 r7:e058de60 r6:84bc5780 r5:84822400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04c5fb0 to 0xe04c5ff8) 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 r5:8028ef50 r4:8500cec0 INFO: task kworker/0:195:3740 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: df93a000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84823c00 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85044f8c r4:85044c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85044f8c r4:84bc5880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84823c00 r8:84bc58ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5880 r8:80287e08 r7:e058de60 r6:84bc5a00 r5:84823c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0595fb0 to 0xe0595ff8) 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 r5:8028ef50 r4:85011000 INFO: task kworker/0:196:3742 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dfe16000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:197:3744 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:197 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0591d84 r8:00000002 r7:60000013 r6:e0591d8c r5:84825400 r5:84825400 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011440 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504538c r4:85045000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504538c r4:84bc5900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84825400 r8:84bc592c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5900 r8:80287e08 r7:e0595e60 r6:84bc5a80 r5:84825400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0591fb0 to 0xe0591ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85011280 INFO: task kworker/0:197:3744 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 7f8db000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 90000013 ffffffff r5:90000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:198:3746 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:198 state:D stack:0 pid:3746 tgid:3746 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e059dd84 r8:00000002 r7:60000013 r6:e059dd8c r5:84823000 r4:84823000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84823000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84823000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e042f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504578c r4:85045400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504578c r4:84bc5b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84823000 r8:84bc5b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5b00 r8:80287e08 r7:e0591e60 r6:84bc5980 r5:84823000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe059dfb0 to 0xe059dff8) 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 r5:8028ef50 r4:85011400 INFO: task kworker/0:198:3746 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 7f8db000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 90000013 ffffffff r5:90000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:199:3748 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:199 state:D stack:0 pid:3748 tgid:3748 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0599d84 r8:00000002 r7:60000113 r6:e0599d8c r5:84824800 r4:84824800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84824800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0599e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84824800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0451000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85045b8c r4:85045800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85045b8c r4:84bc5b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84824800 r8:84bc5bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5b80 r8:80287e08 r7:e059de60 r6:84bc5d00 r5:84824800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0599fb0 to 0xe0599ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85011700 INFO: task kworker/0:199:3748 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 804c2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:117:3751 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:117 state:D stack:0 pid:3751 tgid:3751 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05b9d84 r8:00000002 r7:60000113 r6:e05b9d8c r5:84be2400 r4:84be2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84be2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85019a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84be2400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df99d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0ab8c r4:84b0a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0ab8c r4:84bab600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be2400 r8:84bab62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bab600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bab600 r8:80287e08 r7:e0521e60 r6:84bab380 r5:84be2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05b9fb0 to 0xe05b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 804c2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:200:3753 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:200 state:D stack:0 pid:3753 tgid:3753 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05b1d84 r8:00000002 r7:60000113 r6:e05b1d8c r5:84826c00 r4:84826c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84826c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84826c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504638c r4:85046000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84826c00 r8:84bc5c2c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:201:3754 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:201 state:D stack:0 pid:3754 tgid:3754 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05b5d84 r8:00000002 r7:60000113 r6:e05b5d8c r5:84826000 r4:84826000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84826000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b5e08 r4:00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85045f8c r4:85045c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85045f8c r4:84bc5e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84826000 r8:84bc5e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5e00 r8:80287e08 r7:e05b1e60 r6:84bc5f00 r5:84826000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05b5fb0 to 0xe05b5ff8) 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 r5:8028ef50 r4:85011880 INFO: task kworker/0:201:3754 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 80cce000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf280 Workqueue: events bpf_prog_free_deferred r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84b88000 r8:84bc5cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5c80 r8:80287e08 r7:e05b1e60 r6:84bc5e80 r5:84b88000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05bdfb0 to 0xe05bdff8) 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 r5:8028ef50 r4:85011a80 INFO: task kworker/0:202:3756 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 812e0000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b4cf8c r4:84b4cc00 1fa0: 00000000 00000000 00000000 00000000 r4:84b88c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0501d28 to 0xe0501d70) r5:80000013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85046f8c r4:85046c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85046f8c r4:85016000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b89800 r8:8501602c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016000 r8:80287e08 r7:e05bde60 r6:85016080 r5:84b89800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05c5fb0 to 0xe05c5ff8) 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 r5:8028ef50 r4:85011d80 INFO: task kworker/0:204:3760 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8201b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred r5:84b8a400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504738c r4:85047000 r10:61c88647 r9:84b8a400 r8:8501622c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8504778c r4:85016380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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 r5:8028ef50 r4:8501e280 INFO: task kworker/0:206:3764 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8290c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:207:3766 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:207 state:D stack:0 pid:3766 tgid:3766 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:84b8bc00 r4:84b8bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b8bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85047f8c r4:85047c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85047f8c r4:85016500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b8bc00 r8:8501652c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016500 r8:80287e08 r7:e05cde60 r6:85016580 r5:84b8bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05d1fb0 to 0xe05d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501e140 INFO: task kworker/0:207:3766 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 82b99000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:208:3768 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:208 state:D stack:0 pid:3768 tgid:3768 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e340 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85047b8c r4:85047800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r5:80000013 r4:80239bb0 r4:e0501dc0 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:209:3770 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:209 state:D stack:0 pid:3770 tgid:3770 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05d9d84 r8:00000002 r7:60000013 r6:e05d9d8c r5:84b8d400 r4:84b8d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b8d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505038c r4:85050000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505038c r4:85016800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b8d400 r8:8501682c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016800 r8:80287e08 r7:e05d1e60 r6:85016880 r5:84b8d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05d9fb0 to 0xe05d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d20: 831cc000 e02e7000 00000001 80239b98 7f539000 00000001 r4:e0501dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:210:3772 blocked for more than 453 seconds. r10:8291a684 r9:e05e1d84 r8:00000002 r7:60000113 r6:e05e1d8c r5:84b8e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85050b8c r4:85050800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85050b8c r4:85016680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b8e000 r8:850166ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016680 r8:80287e08 r7:e05d9e60 r6:85016700 r5:84b8e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05e1fb0 to 0xe05e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501e600 INFO: task kworker/0:210:3772 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: 831cc000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:84b4cf8c r4:84b4cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:84b8ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ede08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d20: 8386e000 e02e7000 00000001 80239b98 7f539000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85080c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4625e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ed00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85080c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505178c r4:85051400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505178c r4:85016300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85080c00 r8:8501632c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016300 r8:80287e08 r7:e05e1e60 r6:84bab280 r5:85080c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4625fb0 to 0xe4625ff8) 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 r5:8028ef50 r4:8501e900 INFO: task kworker/0:212:3776 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8386e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:85050f8c r4:85016900 r4:85016900 Exception stack(0xe4629fb0 to 0xe4629ff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84be3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bae80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84be3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847cc78c r4:847cc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847cc78c r4:84bab400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be3000 r8:84bab42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bab400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bab400 r8:80287e08 r7:e0521e60 r6:84bab480 r5:84be3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05f5fb0 to 0xe05f5ff8) 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 r5:8028ef50 r4:85019b80 INFO: task kworker/1:118:3782 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 83d79000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:dfe27000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Not tainted 6.15.0-rc7-syzkaller #0 r4:84be4800 r4:00000000 r4:00000000 r5:8505138c r4:85051000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85016a00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4641fb0 to 0xe4641ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501ee40 INFO: task kworker/0:214:3785 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8427a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:215:3787 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:215 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4645d84 r8:00000002 r7:60000013 r6:e4645d8c r5:84be5400 r4:84be5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84be5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r9:83018005 r8:84be5400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 r5:85051b8c r4:85051800 r7:dddced80 r6:83018000 r5:85051b8c r4:85016b00 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Not tainted 6.15.0-rc7-syzkaller #0 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85051f8c r4:85051c00 r10:61c88647 r9:84be6000 r8:85016c2c r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:217:3791 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:217 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e464dd84 r8:00000002 r7:60000113 r6:e464dd8c r5:85080000 r4:85080000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85080000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e464de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850247c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85080000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e01e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85052b8c r4:85052800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85052b8c r4:85016c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85080000 r8:85016cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016c80 r8:80287e08 r7:e4649e60 r6:85016d00 r5:85080000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe464dfb0 to 0xe464dff8) 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 r5:8028ef50 r4:85024200 INFO: task kworker/0:217:3791 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:218:3792 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:218 state:D stack:0 pid:3792 tgid:3792 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4655d84 r8:00000002 r7:60000013 r6:e4655d8c r5:85081800 r4:85081800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85081800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4655e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85024600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85081800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505238c r4:85052000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505238c r4:85016b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85081800 r8:85016bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016b80 r8:80287e08 r7:e464de60 r6:85016a80 r5:85081800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4655fb0 to 0xe4655ff8) 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 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 r5:00001000 r4:e0315000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84be6c00 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0b78c r4:84b0b400 r7:ddde2d80 r6:83018200 r5:84b0b78c r4:8502d180 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred r5:84be0000 r4:8291a680 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85024740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84be0000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505278c r4:85052400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505278c r4:85016d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be0000 r8:85016dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016d80 r8:80287e08 r7:e464de60 r6:8502d200 r5:84be0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4659fb0 to 0xe4659ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85024680 INFO: task kworker/0:219:3797 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 85643000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:220:3799 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:220 state:D stack:0 pid:3799 tgid:3799 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:84be0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e465de08 r4:00000000 r5:8505338c r4:85053000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84be0c00 r8:85016eac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r4:00000000 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:221 state:D stack:0 pid:3801 tgid:3801 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4661d84 r8:00000002 r7:60000013 r6:e4661d8c r5:84bde000 r4:84bde000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bde000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4661e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850249c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bde000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0207000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85052f8c r4:85052c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85052f8c r4:84bc5f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bde000 r8:84bc5fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5f80 r8:80287e08 r7:e465de60 r6:8502d380 r5:84bde000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4661fb0 to 0xe4661ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85024980 INFO: task kworker/0:221:3801 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 85643000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred r5:84be8000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8505378c r4:85053400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84be8000 r8:8502302c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/0:223:3805 blocked for more than 453 seconds. r10:8291a684 r9:e4669d84 r8:00000002 r7:60000013 r6:e4669d8c r5:84be8c00 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85053b8c r4:85053800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84be8c00 r8:850230ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r5:00001000 r4:e0315000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:224:3807 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:224 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e466dd84 r8:00000002 r7:60000113 r6:e466dd8c r5:85082400 r4:85082400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85082400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e466de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ee80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85082400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e029f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85053f8c r4:85053c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85053f8c r4:85023200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85082400 r8:8502322c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85023200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85023200 r8:80287e08 r7:e4669e60 r6:85023280 r5:85082400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe466dfb0 to 0xe466dff8) 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 r5:8028ef50 r4:85024d40 INFO: task kworker/0:224:3807 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 85f8c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:e4675d84 r8:00000002 r7:60000013 r6:e4675d8c r5:85084800 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85084800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e02bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505838c r4:85058000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505838c r4:85023100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85084800 r8:8502312c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85023100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85023100 r8:80287e08 r7:e466de60 r6:85023380 r5:85084800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4675fb0 to 0xe4675ff8) 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 r5:8028ef50 r4:85024fc0 INFO: task kworker/0:225:3810 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 86467000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8505ab8c r4:8505a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84be9800 r8:8502d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:e0501dc0 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r4:84bc7780 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84bea400 r4:8291a680 r4:00000000 r4:00000000 r5:8505878c r4:85058400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85023180 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:227:3815 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:227 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4671d84 r8:00000002 r7:60000013 r6:e4671d8c r5:85083c00 r4:85083c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85083c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4671e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85083c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e02fc000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85058b8c r4:85058800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85058b8c r4:85023480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85083c00 r8:850234ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85023480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85023480 r8:80287e08 r7:e4679e60 r6:85023400 r5:85083c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4671fb0 to 0xe4671ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850221c0 INFO: task kworker/0:227:3815 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 86ad0000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85085400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 r5:85058f8c r4:85058c00 r10:61c88647 r9:85085400 r8:8502352c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:84b4cf8c r4:84b4cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (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 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:229:3820 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:229 state:D stack:0 pid:3820 tgid:3820 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e8689d84 r8:00000002 r7:60000113 r6:e8689d8c r5:85086000 r4:85086000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85086000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8689e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85086000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505938c r4:85059000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505938c r4:85023680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85086000 r8:850236ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85023680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85023680 r8:80287e08 r7:e8685e60 r6:85023700 r5:85086000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8689fb0 to 0xe8689ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85022480 INFO: task kworker/0:229:3820 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) INFO: task kworker/0:230:3822 blocked for more than 453 seconds. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e0367000 r5:8505978c r4:85059400 r10:61c88647 r9:85086c00 r8:850235ac r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:e0501dc0 r5:00001000 r4:e0315000 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/0:231:3823 blocked for more than 453 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e868de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85083000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0383000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85059b8c r4:85059800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85059b8c r4:85023600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85083000 r8:8502362c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85023600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85023600 r8:80287e08 r7:e8695e60 r6:85023780 r5:85083000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe868dfb0 to 0xe868dff8) 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 r5:8028ef50 r4:85022680 INFO: task kworker/0:231:3823 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 879e2000 e02e7000 00000001 80239b98 7f539000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022e40 r5:8505a78c r4:8505a400 r7:dddced80 r6:83018000 r5:8505a78c r4:85023880 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:233:3827 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:233 state:D stack:0 pid:3827 tgid:3827 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e869dd84 r8:00000002 r7:60000113 r6:e869dd8c r5:84a48c00 r4:84a48c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a48c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e869de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a48c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e039b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85059f8c r4:85059c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a48c00 r8:85023a2c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:234:3828 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:234 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e86a5d84 r8:00000002 r7:60000113 r6:e86a5d8c r5:84a49800 r4:84a49800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a49800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022c40 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8505a38c r4:8505a000 r10:61c88647 r9:84a49800 r8:85023aac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 87fe0000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:235:3831 blocked for more than 453 seconds. Call trace: [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036100 r5:8505af8c r4:8505ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505af8c r4:85023d00 r4:85023d00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r4:00000000 r5:84b4cf8c r4:84b4cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:236 state:D stack:0 pid:3834 tgid:3834 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e86add84 r8:00000002 r7:60000113 r6:e86add8c r5:84a4b000 r4:84a4b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850362c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e467d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505b38c r4:8505b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505b38c r4:85023c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4b000 r8:85023cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85023c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85023c80 r8:80287e08 r7:e86a1e60 r6:85023e80 r5:84a4b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe86adfb0 to 0xe86adff8) 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 r5:8028ef50 r4:850360c0 INFO: task kworker/0:236:3834 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 88687000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:122 state:D stack:0 pid:3835 tgid:3835 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86b1e08 r9:83018205 r8:84a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 r5:84b0bb8c r4:84b0b800 r7:ddde2d80 r6:83018200 r5:84b0bb8c r4:8502d780 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:e86bdd84 r8:00000002 r7:60000113 r6:e86bdd8c r5:84bec800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850364c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bec800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505bb8c r4:8505b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505bb8c r4:85023f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bec800 r8:85023fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85023f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85023f80 r8:80287e08 r7:e86ade60 r6:8502d600 r5:84bec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe86bdfb0 to 0xe86bdff8) 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 r5:8028ef50 r4:85036280 INFO: task kworker/0:237:3837 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 88bbd000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:238:3839 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:238 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e86c9d84 r8:00000002 r7:60000113 r6:e86c9d8c r5:84beb000 r4:84beb000 r5:84beb000 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505b78c r4:8505b400 r7:dddced80 r6:83018000 r5:8505b78c r4:85016f80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 88d9b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/1:123:3841 blocked for more than 454 seconds. r10:8291a684 r9:e86d9d84 r8:00000002 r7:60000113 r6:e86d9d8c r5:84bebc00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850baac0 r5:84b0bf8c r4:84b0bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0bf8c r4:8502d800 r4:8502d800 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8502bd40 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:239:3843 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:239 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e86f5d84 r8:00000002 r7:60000113 r6:e86f5d8c r5:84beec00 r4:84beec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84beec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506038c r4:85060000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506038c r4:85016f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84beec00 r8:85016f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85016f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85016f00 r8:80287e08 r7:e86bde60 r6:8502d880 r5:84beec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85088000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 r5:8505bf8c r4:8505bc00 r7:dddced80 r6:83018000 r5:8505bf8c r4:85016e00 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:241:3846 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:241 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea70dd84 r8:00000002 r7:60000113 r6:ea70dd8c r5:85088c00 r4:85088c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85088c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea70de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85088c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea71f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85060b8c r4:85060800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85060b8c r4:85023f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85088c00 r8:85023f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85023f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85023f00 r8:80287e08 r7:e86f5e60 r6:8502da00 r5:85088c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea70dfb0 to 0xea70dff8) 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 r5:8028ef50 r4:85036500 INFO: task kworker/0:241:3846 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 89798000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:e0501dc0 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred r5:8508a400 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8506078c r4:85040080 r4:85040080 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:243:3851 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:243 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e86b9d84 r8:00000002 r7:60000013 r6:e86b9d8c r5:84a4c800 r4:84a4c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86b9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a4c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea729000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85060f8c r4:85060c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85060f8c r4:85040200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4c800 r8:8504022c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85040200 9fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0501d28 to 0xe0501d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85061b8c r4:85061800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85040280 r8:80287e08 r7:e86b9e60 r6:85040300 r5:84a4d400 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 Not tainted 6.15.0-rc7-syzkaller #0 r5:84a4e000 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a4e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea737000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506138c r4:85061000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506138c r4:85040180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4e000 r8:850401ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85040180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85040180 r8:80287e08 r7:ea71de60 r6:85040100 r5:84a4e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe86a9fb0 to 0xe86a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85036b00 INFO: task kworker/0:245:3854 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 89b4d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:e0501dc0 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea735e08 r5:8506178c r4:85061400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 r5:84b4cf8c r4:84b4cc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:247:3859 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:247 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea741d84 r8:00000002 r7:60000113 r6:ea741d8c r5:84a58000 r4:84a58000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a58000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea741e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea751000 r5:85061f8c r4:85061c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85040500 r8:80287e08 r7:ea71de60 r6:85040400 r5:84a58000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea749e08 r5:8506238c r4:85062000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506238c r4:85040580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a58c00 r8:850405ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85040580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85040580 r8:80287e08 r7:ea741e60 r6:85040680 r5:84a58c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea749fb0 to 0xea749ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c7080 INFO: task kworker/0:248:3861 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8a1f3000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:82ac21e4 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 Exception stack(0xe0501fb0 to 0xe0501ff8) Workqueue: events bpf_prog_free_deferred r4:00000000 r5:00001000 r4:ea765000 r5:8506278c r4:85062400 r4:85040700 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r5:00001000 r4:e0315000 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:250:3866 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:250 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea769d84 r8:00000002 r7:60000013 r6:ea769d8c r5:84a5a400 r4:84a5a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a5a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea769e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c7580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea779000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85062f8c r4:85062c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85062f8c r4:85040780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a5a400 r8:850407ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85040780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85040780 r8:80287e08 r7:ea75de60 r6:85040880 r5:84a5a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea769fb0 to 0xea769ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c72c0 INFO: task kworker/0:250:3866 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8a547000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:251 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea755d84 r8:00000002 r7:60000013 r6:ea755d8c r5:84a5b000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85062b8c r4:85062800 r10:61c88647 r9:84a5b000 r8:8504092c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8506378c r4:85063400 r4:85040980 r4:850c72c0 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:253:3871 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:253 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea795d84 r8:00000002 r7:60000013 r6:ea795d8c r5:84a5e000 r4:84a5e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a5e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea795e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c7980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea78d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506338c r4:85063000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a5e000 r8:85040a2c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84a5ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 r5:85063b8c r4:85063800 r7:dddced80 r6:83018000 r5:85063b8c r4:85040b80 r4:85040b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea7a5fb0 to 0xea7a5ff8) 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 r5:8028ef50 r4:850c7ac0 INFO: task kworker/0:254:3874 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8abe3000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:255:3876 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:255 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea7add84 r8:00000002 r7:60000113 r6:ea7add8c r5:850a0c00 r4:850a0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8506d78c r4:8506d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85040d00 Exception stack(0xea7adfb0 to 0xea7adff8) Workqueue: events bpf_prog_free_deferred 1d20: 8af31000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85089800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 r5:847cf78c r4:847cf400 r7:ddde2d80 r6:83018200 r5:847cf78c r4:8502db00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: 8af31000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:125:3881 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:125 state:D stack:0 pid:3881 tgid:3881 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0409d84 r8:00000002 r7:60000113 r6:e0409d8c r5:8508bc00 r4:8508bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8508bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0409e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84290a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8508bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f878c r4:850f8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f878c r4:8502dc80 r10:61c88647 r9:8508bc00 r8:8502dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: 8af31000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8508c800 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:8508c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f838c r4:850f8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f838c r4:8502dd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8508c800 r8:8502ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8502dd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8502dd80 r8:80287e08 r7:e0409e60 r6:8502db80 r5:8508c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea791fb0 to 0xea791ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850bad00 INFO: task kworker/1:126:3882 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8b450000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea7bdd84 r8:00000002 r7:60000113 r6:ea7bdd8c r5:8508e000 r4:8508e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8508e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8508e000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506c38c r4:8506c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506c38c r4:85040c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8508e000 r8:85040c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85040c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85040c00 r8:80287e08 r7:ea7ade60 r6:8502de00 r5:8508e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea7bdfb0 to 0xea7bdff8) r4:850c7e80 Workqueue: events bpf_prog_free_deferred 1d20: 8b7cf000 e02e7000 00000001 80239b98 7f539000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c1e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85063f8c r4:85063c00 r10:61c88647 r9:8508d400 r8:8502dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:128:3888 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:128 state:D stack:0 pid:3888 tgid:3888 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea7c5d84 r8:00000002 r7:60000113 r6:ea7c5d8c r5:84bed400 r4:84bed400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bed400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bed400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f8b8c r4:850f8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f8b8c r4:850cd100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bed400 r8:850cd12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cd100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cd100 r8:80287e08 r7:e0409e60 r6:850cd000 r5:84bed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea7c5fb0 to 0xea7c5ff8) 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 r5:8028ef50 r4:850ba100 INFO: task kworker/1:128:3888 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8ba61000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850f8f8c r4:850f8c00 r4:850cd080 Exception stack(0xea7d1fb0 to 0xea7d1ff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0501dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ea7d9d84 r8:00000002 r7:60000113 r6:ea7d9d8c r5:84bf0000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cca40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bf0000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0425000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f9f8c r4:850f9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f9f8c r4:850cd180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf0000 r8:850cd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cd180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cd180 r8:80287e08 r7:ea7d1e60 r6:850cd380 r5:84bf0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea7d9fb0 to 0xea7d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850cc280 INFO: task kworker/1:130:3892 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8beb1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:84bf1800 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc4c0 r5:850f938c r4:850f9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850cd200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:132 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea7e1d84 r8:00000002 r7:60000013 r6:ea7e1d8c r5:84bf3000 r4:84bf3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bf3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bf3000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e03bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f978c r4:850f9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f978c r4:850cd300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf3000 r8:850cd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cd300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cd300 r8:80287e08 r7:ea7d9e60 r6:850cd580 r5:84bf3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea7e1fb0 to 0xea7e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850cc680 INFO: task kworker/1:132:3896 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8beb1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ea7b9d84 r8:00000002 r7:60000113 r6:ea7b9d8c r5:84bf0c00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:850f9b8c r4:850f9800 r4:850cd400 Exception stack(0xea7b9fb0 to 0xea7b9ff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 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 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:134:3900 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:134 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea7e5d84 r8:00000002 r7:60000113 r6:ea7e5d8c r5:84bf3c00 r4:84bf3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bf3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cce00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bf3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e044f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850fa78c r4:850fa400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850fa78c r4:850cd500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf3c00 r8:850cd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cd500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cd500 r8:80287e08 r7:ea7d9e60 r6:850cd780 r5:84bf3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea7e5fb0 to 0xea7e5ff8) 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 r5:8028ef50 r4:850cca00 INFO: task kworker/1:134:3900 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8c4f9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:135:3902 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:135 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea7edd84 r8:00000002 r7:60000113 r6:ea7edd8c r5:84bf5400 r4:84bf5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bf5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ccbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bf5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0447000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850fa38c r4:850fa000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850fa38c r4:850cd600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf5400 r8:850cd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cd600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cd600 r8:80287e08 r7:ea7e5e60 r6:850cd880 r5:84bf5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e9e08 r9:83018205 r8:84bf6000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 r5:850fab8c r4:850fa800 r10:61c88647 r9:84bf6000 r8:850cd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8c709000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:137:3906 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:137 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea7f9d84 r8:00000002 r7:60000113 r6:ea7f9d8c r5:850a3000 r4:850a3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018205 r8:850a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 r5:850faf8c r4:850fac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850cc5c0 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/1:138 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0491000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850fb38c r4:850fb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850fb38c r4:850cda80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a3c00 r8:850cdaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cda80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cda80 r8:80287e08 r7:ea7f9e60 r6:85040f80 r5:850a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea801fb0 to 0xea801ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c5000 INFO: task kworker/1:138:3908 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8c95f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 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. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:850fbf8c r4:850fbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850cdb00 Exception stack(0xea805fb0 to 0xea805ff8) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/1:140:3912 blocked for more than 454 seconds. r5:850a5400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850fb78c r4:850fb400 r10:61c88647 r9:850a5400 r8:850cdbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cdb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cdb80 r8:80287e08 r7:ea805e60 r6:85040f00 r5:850a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea80dfb0 to 0xea80dff8) 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 r5:8028ef50 r4:850c5300 INFO: task kworker/1:140:3912 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8cf61000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:141:3913 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:141 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea811d84 r8:00000002 r7:60000013 r6:ea811d8c r5:850a6000 r4:850a6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a6000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea811e08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c54c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0509000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850fbb8c r4:850fb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850fbb8c r4:850cdc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a6000 r8:850cdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cdc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cdc00 r8:80287e08 r7:ea805e60 r6:85023e00 r5:850a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea811fb0 to 0xea811ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c5300 INFO: task kworker/1:141:3913 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8d46f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea815e08 r9:83018205 r8:850a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0585000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510438c r4:85104000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510438c r4:850cd900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a6c00 r8:850cd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cd900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cd900 r8:80287e08 r7:ea805e60 r6:85023b00 r5:850a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea815fb0 to 0xea815ff8) 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 r5:8028ef50 r4:850c5540 INFO: task kworker/1:142:3915 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 r5:84b4cf8c r4:84b4cc00 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:850a4800 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8510478c r4:85104400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850cdc80 Exception stack(0xea819fb0 to 0xea819ff8) Workqueue: events bpf_prog_free_deferred 1d20: 8d46f000 e02e7000 00000001 80239b98 7f539000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:144:3920 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:144 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea81dd84 r8:00000002 r7:60000013 r6:ea81dd8c r5:850a2400 r4:850a2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea81de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c5d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea825000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510538c r4:85105000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510538c r4:850cdd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a2400 r8:850cddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cdd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cdd80 r8:80287e08 r7:ea819e60 r6:850be080 r5:850a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea81dfb0 to 0xea81dff8) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:e0501dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85104b8c r4:85104800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85104b8c r4:850cde00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf4800 r8:850cde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cde00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cde00 r8:80287e08 r7:ea81de60 r6:850cde80 r5:84bf4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea809fb0 to 0xea809ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c5300 INFO: task kworker/1:145:3922 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8da54000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:146:3924 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:146 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea821d84 r8:00000002 r7:60000013 r6:ea821d8c r5:84bf6c00 r4:84bf6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bf6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea821e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c5c80 r5:85104f8c r4:85104c00 r7:ddde2d80 r6:83018200 r5:85104f8c r4:850cdd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf6c00 r8:850cdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850cdd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850cdd00 r8:80287e08 r7:ea81de60 r6:850cda00 r5:84bf6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea821fb0 to 0xea821ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c5980 INFO: task kworker/1:146:3924 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8deec000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 INFO: task kworker/0:257:3926 blocked for more than 454 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea82de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e3c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea869000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85106b8c r4:85106800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85106b8c r4:850be100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a5d400 r8:850be12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850be100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850be100 r8:80287e08 r7:ea7ade60 r6:850be280 r5:84a5d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea82dfb0 to 0xea82dff8) 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 r5:8028ef50 r4:850c6ac0 INFO: task kworker/0:257:3926 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8deec000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0501fb0 to 0xe0501ff8) Not tainted 6.15.0-rc7-syzkaller #0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8510578c r4:85105400 r7:ddde2d80 r6:83018200 r5:8510578c r4:850bc000 r4:850c5d80 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:148:3930 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:148 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea849d84 r8:00000002 r7:60000013 r6:ea849d8c r5:84aa1800 r4:84aa1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea849e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea88b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510778c r4:85107400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510778c r4:850bc180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa1800 r8:850bc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850bc180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bc180 r8:80287e08 r7:ea835e60 r6:850be200 r5:84aa1800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r4:e0501dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/1:149 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bf2400 r8:850bc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xea7f5fb0 to 0xea7f5ff8) r4:850c5dc0 INFO: task kworker/1:149:3931 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8ea2d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:150:3934 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:150 state:D stack:0 pid:3934 tgid:3934 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea841d84 r8:00000002 r7:60000013 r6:ea841d8c r5:8508b000 r4:8508b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8508b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea841e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ccfc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8508b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea84f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85105f8c r4:85105c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850bc080 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:151:3935 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:151 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea859d84 r8:00000002 r7:60000113 r6:ea859d8c r5:84bee000 r4:84bee000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bee000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea859e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bee000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea855000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510638c r4:85106000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510638c r4:850bc380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bee000 r8:850bc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850bc380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bc380 r8:80287e08 r7:ea849e60 r6:850bc280 r5:84bee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea859fb0 to 0xea859ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503e100 INFO: task kworker/1:151:3935 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8ecdf000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85000000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 r5:8510678c r4:85106400 r10:61c88647 r9:85000000 r8:850bc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:258:3940 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:258 state:D stack:0 pid:3940 tgid:3940 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea7fdd84 r8:00000002 r7:60000113 r6:ea7fdd8c r5:85000c00 r4:85000c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85000c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85021640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85000c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506c78c r4:8506c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506c78c r4:850be300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85000c00 r8:850be32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850be300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850be300 r8:80287e08 r7:ea7ade60 r6:850bc580 r5:85000c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea7fdfb0 to 0xea7fdff8) 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 r5:8028ef50 r4:850c62c0 INFO: task kworker/0:258:3940 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/1:153:3941 blocked for more than 454 seconds. r4:85001800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea87de08 r9:83018205 r8:85001800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 r5:85106f8c r4:85106c00 r4:850bc600 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/1:154:3943 blocked for more than 454 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:8510738c r4:850bc500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85002400 r8:850bc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850bc500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bc500 r8:80287e08 r7:ea849e60 r6:850bc800 r5:85002400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea86dfb0 to 0xea86dff8) 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 r5:8028ef50 r4:8503e880 INFO: task kworker/1:154:3943 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8f5a9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:155:3946 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:155 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea881d84 r8:00000002 r7:60000013 r6:ea881d8c r5:85003000 r4:85003000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85003000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea881e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85003000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea891000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85107b8c r4:85107800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85107b8c r4:850bc880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003000 r8:850bc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850bc880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bc880 r8:80287e08 r7:ea849e60 r6:850bc980 r5:85003000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea881fb0 to 0xea881ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0501fb0 to 0xe0501ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85003c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea895e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ebc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea89f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85107f8c r4:85107c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85107f8c r4:850bc700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850bc72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850bc700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bc700 r8:80287e08 r7:ea881e60 r6:850bc780 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea895fb0 to 0xea895ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8503e9c0 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 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 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:157:3950 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:157 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea89dd84 r8:00000002 r7:60000013 r6:ea89dd8c r5:85004800 r4:85004800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85004800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea89de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85004800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510cb8c r4:8510c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510cb8c r4:850bca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85004800 r8:850bca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xea89dfb0 to 0xea89dff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/1:158 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea889e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8510c38c r4:8510c000 r4:850bc900 Exception stack(0xea889fb0 to 0xea889ff8) Workqueue: events bpf_prog_free_deferred 1d20: 8fef5000 e02e7000 00000001 80239b98 7f539000 00000001 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:159:3953 blocked for more than 454 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:159 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea8a9d84 r8:00000002 r7:60000113 r6:ea8a9d8c r5:85006000 r4:85006000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85006000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ef00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85006000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510c78c r4:8510c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510c78c r4:850bcb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85006000 r8:850bcbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850bcb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bcb80 r8:80287e08 r7:ea89de60 r6:850bcd00 r5:85006000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea8a9fb0 to 0xea8a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503e380 INFO: task kworker/1:159:3953 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 8fef5000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0501dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85006c00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85006c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510cf8c r4:8510cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510cf8c r4:850bcc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85006c00 r8:850bcc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850bcc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bcc00 r8:80287e08 r7:ea89de60 r6:850bcd80 r5:85006c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea8bdfb0 to 0xea8bdff8) 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 r5:8028ef50 r4:85020240 INFO: task kworker/1:160:3956 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 902af000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Not tainted 6.15.0-rc7-syzkaller #0 r4:84bf8000 r5:84bf8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850202c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bf8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510d38c r4:8510d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510d38c r4:850bce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf8000 r8:850bce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850bce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bce00 r8:80287e08 r7:ea8bde60 r6:850bcf00 r5:84bf8000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84bf8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 r5:8510d78c r4:8510d400 r10:61c88647 r9:84bf8c00 r8:850bccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/1:163:3962 blocked for more than 455 seconds. r10:8291a684 r9:ea8b1d84 r8:00000002 r7:60000013 r6:ea8b1d8c r5:84bfa400 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8510e38c r4:8510e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850204c0 INFO: task kworker/1:163:3962 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 90e5c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:164:3965 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:164 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea76dd84 r8:00000002 r7:60000113 r6:ea76dd8c r5:84bf9800 r4:84bf9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bf9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea76de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8510df8c r4:8510dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bf9800 r8:850cdfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Not tainted 6.15.0-rc7-syzkaller #0 r5:84bfbc00 r4:8291a680 r4:00000000 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8506cb8c r4:8506c800 r10:00000000 r9:850be480 r8:80287e08 r7:ea7ade60 r6:8501c000 r5:84bfbc00 r4:85021600 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 911a2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:165:3969 blocked for more than 455 seconds. Workqueue: events bpf_prog_free_deferred r4:84bfc800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea72de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8510e78c r4:8510e400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xea72dfb0 to 0xea72dff8) Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 911a2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:166:3970 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:166 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea8e5d84 r8:00000002 r7:60000113 r6:ea8e5d8c r5:84bfd400 r4:84bfd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bfd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e5e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6f80 r5:8510eb8c r4:8510e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510eb8c r4:8501c080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bfd400 r8:8501c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501c080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501c080 r8:80287e08 r7:ea72de60 r6:8501c300 r5:84bfd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea8e5fb0 to 0xea8e5ff8) 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 r5:8028ef50 r4:85020f00 INFO: task kworker/1:166:3970 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) r5:80000013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:260 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:8506cf8c r4:8506cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850be500 r8:80287e08 r7:ea7ade60 r6:8501c400 r5:84bfec00 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ea8f1d84 r8:00000002 r7:60000013 r6:ea8f1d8c r5:84bfb000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850252c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bfb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0297000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510ef8c r4:8510ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510ef8c r4:8501c100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bfb000 r8:8501c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501c100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501c100 r8:80287e08 r7:ea8e5e60 r6:8501c280 r5:84bfb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea8f1fb0 to 0xea8f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85020880 INFO: task kworker/1:167:3975 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 91789000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:261:3976 blocked for more than 455 seconds. r4:84aa2400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d9e08 r9:83018005 r8:84aa2400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 r5:8506d38c r4:8506d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:80000013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:168 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86c1e08 r4:00000000 r5:8510f38c r4:8510f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510f38c r4:8501c380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa3c00 r8:8501c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501c380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501c380 r8:80287e08 r7:ea8f1e60 r6:850be380 r5:84aa3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe86c1fb0 to 0xe86c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c6f00 INFO: task kworker/1:168:3977 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 91a22000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:262:3981 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:262 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea8f5d84 r8:00000002 r7:60000113 r6:ea8f5d8c r5:84aa4800 r4:84aa4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84aa4800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e03bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506df8c r4:8506dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506df8c r4:850be400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:850be400 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: 91a22000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:84bc7780 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8506db8c r4:8506d800 r4:850be780 Exception stack(0xea8f9fb0 to 0xea8f9ff8) r4:85021bc0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 91d15000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:169:3985 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:169 state:D stack:0 pid:3985 tgid:3985 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea901d84 r8:00000002 r7:60000013 r6:ea901d8c r5:84aa6000 r4:84aa6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea901e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa6000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e02e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510f78c r4:8510f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510f78c r4:8501c480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa6000 r8:8501c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501c480 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85025380 INFO: task kworker/1:169:3985 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 91d15000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:00000000 r5:84b4cf8c r4:84b4cc00 r4:84bc7780 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e0361000 r5:8510ff8c r4:8510fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea90dd84 r8:00000002 r7:60000013 r6:ea90dd8c r5:84aa0c00 r4:84aa0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea90de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e031d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510fb8c r4:8510f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510fb8c r4:8501c680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa0c00 r8:8501c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501c680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501c680 r8:80287e08 r7:ea905e60 r6:850be900 r5:84aa0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea90dfb0 to 0xea90dff8) 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 r5:8028ef50 r4:85025580 INFO: task kworker/1:171:3989 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 920d9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:172:3991 blocked for more than 455 seconds. r4:85141800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8511838c r4:85118000 r10:61c88647 r9:85141800 r8:8501c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85025700 INFO: task kworker/1:172:3991 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 923a9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:264:3994 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:264 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea919d84 r8:00000002 r7:60000113 r6:ea919d8c r5:85143000 r4:85143000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85143000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8506fb8c r4:8506f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850be980 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:265:3995 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:ea91dd84 r8:00000002 r7:60000113 r6:ea91dd8c r5:85143c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85143c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 r5:8506e38c r4:8506e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850bea80 r8:80287e08 r7:ea919e60 r6:8501c880 r5:85143c00 r4:85021100 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r5:80000013 r4:80239bb0 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ea921d84 r8:00000002 r7:60000013 r6:ea921d8c r5:85144800 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8511938c r4:85119000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511938c r4:8501c780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85144800 r8:8501c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501c780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501c780 r8:80287e08 r7:ea909e60 r6:8501c980 r5:85144800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea921fb0 to 0xea921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85025b80 INFO: task kworker/1:173:3996 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 92bb1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:266:3999 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:266 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea929d84 r8:00000002 r7:60000113 r6:ea929d8c r5:85145400 r4:85145400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85145400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea929e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f180 r5:8506e78c r4:8506e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850beb00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0501d28 to 0xe0501d70) r5:80000013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:174:4000 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:174 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea931d84 r8:00000002 r7:60000113 r6:ea931d8c r5:85146000 r4:85146000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85146000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85146000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85118b8c r4:85118800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85118b8c r4:8501c900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85146000 r8:8501c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501c900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501c900 r8:80287e08 r7:ea921e60 r6:8501ca00 r5:85146000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85025f80 INFO: task kworker/1:174:4000 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r4:00000000 r5:84b4cf8c r4:84b4cc00 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:267:4001 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:267 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea935d84 r8:00000002 r7:60000113 r6:ea935d8c r5:85146c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d040 r5:8511878c r4:85118400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850bec00 r8:80287e08 r7:ea919e60 r6:8501ca80 r5:85146c00 r4:8502f140 r4:00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ea8fdd84 r8:00000002 r7:60000113 r6:ea8fdd8c r5:85140000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8506eb8c r4:8506e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506eb8c r4:850bec80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85140000 r8:850becac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850bec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850bec80 r8:80287e08 r7:ea919e60 r6:8501cc80 r5:85140000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea8fdfb0 to 0xea8fdff8) 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 r5:8028ef50 r4:8502f300 INFO: task kworker/0:268:4005 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 93261000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85118f8c r4:85118c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8501cd00 Exception stack(0xea92dfb0 to 0xea92dff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Not tainted 6.15.0-rc7-syzkaller #0 r5:85140c00 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85140c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511978c r4:85119400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511978c r4:8501ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85140c00 r8:8501ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501ce00 r8:80287e08 r7:ea921e60 r6:8501ce80 r5:85140c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea939fb0 to 0xea939ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503d4c0 INFO: task kworker/1:176:4008 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 93960000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:177:4011 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:177 state:D stack:0 pid:4011 tgid:4011 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea911d84 r8:00000002 r7:60000113 r6:ea911d8c r5:84bfe000 r4:84bfe000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bfe000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bfe000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85119f8c r4:85119c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85119f8c r4:8501cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bfe000 r8:8501cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501cb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501cb00 r8:80287e08 r7:ea939e60 r6:8501cd80 r5:84bfe000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:178:4013 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:178 state:D stack:0 pid:4013 tgid:4013 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea941d84 r8:00000002 r7:60000113 r6:ea941d8c r5:85148000 r4:85148000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85148000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea941e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85148000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbaf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85119b8c r4:85119800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85031000 r8:80287e08 r7:ea911e60 r6:85031080 r5:85148000 r4:8503d740 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r4:e0501dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r9:83018205 r8:84a5c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 r5:8511a38c r4:8511a000 r4:85031100 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 948ce000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea951e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503de80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e040d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511af8c r4:8511ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511af8c r4:85031280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a0000 r8:850312ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031280 r8:80287e08 r7:ea94de60 r6:850beb80 r5:850a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea951fb0 to 0xea951ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503d9c0 INFO: task kworker/1:180:4017 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 948ce000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ea955d84 r8:00000002 r7:60000013 r6:ea955d8c r5:84830000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8511a78c r4:8511a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85031300 Exception stack(0xea955fb0 to 0xea955ff8) r4:8503dcc0 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e03bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511ab8c r4:8511a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511ab8c r4:85031380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84830c00 r8:850313ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031380 r8:80287e08 r7:ea951e60 r6:850bed80 r5:84830c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea959fb0 to 0xea959ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503dd00 INFO: task kworker/1:182:4021 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 95234000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e04c1000 r5:8512438c r4:85124000 r7:ddde2d80 r6:83018200 r5:8512438c r4:85031400 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: 95234000 e02e7000 00000001 80239b98 7f539000 00000001 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:184:4024 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:184 state:D stack:0 pid:4024 tgid:4024 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea965d84 r8:00000002 r7:60000113 r6:ea965d8c r5:84833000 r4:84833000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84833000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea965e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850259c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84833000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8511b38c r4:8511b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85031200 Exception stack(0xea965fb0 to 0xea965ff8) Workqueue: events bpf_prog_free_deferred 1d20: 955ee000 e02e7000 00000001 80239b98 7f539000 00000001 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/1:185:4026 blocked for more than 455 seconds. Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84831800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0459000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511b78c r4:8511b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511b78c r4:85031480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84831800 r8:850314ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031480 r8:80287e08 r7:ea961e60 r6:850bef00 r5:84831800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea96dfb0 to 0xea96dff8) 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 r5:8028ef50 r4:8503df40 INFO: task kworker/1:185:4026 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 95be6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84bcf280 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:84835400 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8511bb8c r4:8511b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511bb8c r4:85031580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84835400 r8:850315ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031580 r8:80287e08 r7:ea961e60 r6:850bef80 r5:84835400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea975fb0 to 0xea975ff8) 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 r5:8028ef50 r4:849d3040 INFO: task kworker/1:186:4028 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 95be6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:187:4030 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:187 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea949d84 r8:00000002 r7:60000113 r6:ea949d8c r5:85149800 r4:85149800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85149800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501a180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85149800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e049b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511bf8c r4:8511bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511bf8c r4:85031180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85149800 r8:850311ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031180 r8:80287e08 r7:ea961e60 r6:85031600 r5:85149800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea949fb0 to 0xea949ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501a280 INFO: task kworker/1:187:4030 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 95be6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:188:4033 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:188 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea979d84 r8:00000002 r7:60000113 r6:ea979d8c r5:8514a400 r4:8514a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea979e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501a500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0571000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512478c r4:85124400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512478c r4:85031700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514a400 r8:8503172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031700 r8:80287e08 r7:ea961e60 r6:85031780 r5:8514a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea979fb0 to 0xea979ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501a4c0 INFO: task kworker/1:188:4033 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 95be6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:189:4034 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:189 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea93dd84 r8:00000002 r7:60000013 r6:ea93dd8c r5:8514b000 r4:8514b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea93de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501a640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85124b8c r4:85124800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85124b8c r4:85031680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514b000 r8:850316ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031680 r8:80287e08 r7:ea979e60 r6:85031500 r5:8514b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea93dfb0 to 0xea93dff8) 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 r5:8028ef50 r4:8501a4c0 INFO: task kworker/1:189:4034 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9600a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r5:84b4cf8c r4:84b4cc00 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (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 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:190:4037 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:190 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea981d84 r8:00000002 r7:60000013 r6:ea981d8c r5:8514bc00 r4:8514bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea981e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501a6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85124f8c r4:85124c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85124f8c r4:85031800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514bc00 r8:8503182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031800 r8:80287e08 r7:ea93de60 r6:85031900 r5:8514bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea981fb0 to 0xea981ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501a600 INFO: task kworker/1:190:4037 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 963c8000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:191:4039 blocked for more than 455 seconds. Workqueue: events bpf_prog_free_deferred r4:8514c800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018205 r8:8514c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 r5:8512678c r4:85126400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512678c r4:85031980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514c800 r8:850319ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031980 r8:80287e08 r7:ea981e60 r6:85031880 r5:8514c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea989fb0 to 0xea989ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501a700 INFO: task kworker/1:191:4039 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 963c8000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:192:4041 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:192 state:D stack:0 pid:4041 tgid:4041 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea985d84 r8:00000002 r7:60000013 r6:ea985d8c r5:8514d400 r4:8514d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501aac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514d400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512578c r4:85125400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512578c r4:85031a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514d400 r8:85031aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85031a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85031a80 r8:80287e08 r7:ea989e60 r6:85031c00 r5:8514d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea985fb0 to 0xea985ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: 966f8000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:193:4043 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:193 state:D stack:0 pid:4043 tgid:4043 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea98dd84 r8:00000002 r7:60000113 r6:ea98dd8c r5:8514e000 r4:8514e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ad40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea707000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85125b8c r4:85125800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8514e000 r8:85031b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 966f8000 e02e7000 00000001 80239b98 7f539000 00000001 r4:e0501dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85148c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 r5:85125f8c r4:85125c00 r10:61c88647 r9:85148c00 r8:85031cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 96b64000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:195:4048 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:195 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea999d84 r8:00000002 r7:60000113 r6:ea999d8c r5:84aa3000 r4:84aa3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r9:83018205 r8:84aa3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:8512638c r4:85126000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85031e00 r8:80287e08 r7:ea989e60 r6:85031f00 r5:84aa3000 r4:8501ae40 Workqueue: events bpf_prog_free_deferred 1d20: 96f95000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85126b8c r4:85031d00 r4:00000001 r4:85009100 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 97307000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:197:4052 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:197 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9a9d84 r8:00000002 r7:60000013 r6:ea9a9d8c r5:84834800 r4:84834800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84834800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84834800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea757000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85126f8c r4:85126c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85126f8c r4:8501cf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84834800 r8:8501cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501cf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501cf00 r8:80287e08 r7:ea9a1e60 r6:84bc8000 r5:84834800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9a9fb0 to 0xea9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85009180 INFO: task kworker/1:197:4052 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 97307000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:198:4054 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:198 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9b1d84 r8:00000002 r7:60000113 r6:ea9b1d8c r5:84836c00 r4:84836c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84836c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea775000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512778c r4:85127400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512778c r4:8501cb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84836c00 r8:8501cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501cb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501cb80 r8:80287e08 r7:ea9a9e60 r6:84bc8080 r5:84836c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9b1fb0 to 0xea9b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85009280 INFO: task kworker/1:198:4054 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 97307000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:199:4055 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:199 state:D stack:0 pid:4055 tgid:4055 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea991d84 r8:00000002 r7:60000113 r6:ea991d8c r5:85158000 r4:85158000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85158000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85158000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea763000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512738c r4:85127000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512738c r4:8501cf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85158000 r8:8501cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8501cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501cf80 r8:80287e08 r7:ea9b1e60 r6:85031e80 r5:85158000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea991fb0 to 0xea991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85009280 INFO: task kworker/1:199:4055 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9772a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:85158c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 r5:00001000 r4:ea781000 r5:85127b8c r4:85127800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ea99dd84 r8:00000002 r7:60000013 r6:ea99dd8c r5:85159800 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea7b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512c78c r4:8512c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512c78c r4:84bbd000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85159800 r8:84bbd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bbd000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bbd000 r8:80287e08 r7:ea9ade60 r6:84bbd100 r5:85159800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea99dfb0 to 0xea99dff8) 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 r5:8028ef50 r4:85009540 INFO: task kworker/1:201:4060 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 97bec000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:202:4062 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:202 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9b9d84 r8:00000002 r7:60000013 r6:ea9b9d8c r5:8515a400 r4:8515a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8515a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8515a400 r8:84bbd22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85009980 INFO: task kworker/1:202:4062 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 98479000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8515b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8512c38c r4:8512c000 r10:61c88647 r9:8515b000 r8:84bbd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85009840 Call trace: 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/1:204:4066 blocked for more than 455 seconds. r5:8515c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8515c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea7ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512cb8c r4:8512c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512cb8c r4:84bbd300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515c800 r8:84bbd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bbd300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bbd300 r8:80287e08 r7:ea99de60 r6:84bbd580 r5:8515c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9bdfb0 to 0xea9bdff8) 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 r5:8028ef50 r4:85009ac0 INFO: task kworker/1:204:4066 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 98b36000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8515e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85009ac0 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:206:4069 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:206 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:8515bc00 r4:8515bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009f80 r5:8512cf8c r4:8512cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bbd500 r8:80287e08 r7:ea9c9e60 r6:84bbd600 r5:8515bc00 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ea9ddd84 r8:00000002 r7:60000113 r6:ea9ddd8c r5:85161800 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506f38c r4:8506f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bc8180 r8:80287e08 r7:ea919e60 r6:84bbd800 r5:85161800 INFO: task kworker/0:269:4075 is blocked on a mutex likely owned by task kworker/0:178:3691. Exception stack(0xe0501d28 to 0xe0501d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:270 state:D stack:0 pid:4077 tgid:4077 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 r5:00001000 r4:dfcd5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506f78c r4:8506f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506f78c r4:84bc8200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85160000 r8:84bc822c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8200 r8:80287e08 r7:ea919e60 r6:84bbd880 r5:85160000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9e5fb0 to 0xea9e5ff8) 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 r5:8028ef50 r4:84bb96c0 INFO: task kworker/0:270:4077 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 98bb1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:271:4080 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:271 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9f1d84 r8:00000002 r7:60000013 r6:ea9f1d8c r5:85163c00 r4:85163c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85163c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8506ff8c r4:8506fc00 r4:84bc8380 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:272:4082 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:272 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9f9d84 r8:00000002 r7:60000013 r6:ea9f9d8c r5:85162400 r4:85162400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85162400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e028d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84904b8c r4:84904800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84904b8c r4:84bc8300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85162400 r8:84bc832c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8300 r8:80287e08 r7:ea9f1e60 r6:84bbd780 r5:85162400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9f9fb0 to 0xea9f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb9a80 INFO: task kworker/0:272:4082 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85160c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84904f8c r4:84904c00 r10:61c88647 r9:85160c00 r8:84bc84ac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:274:4085 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:274 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa01d84 r8:00000002 r7:60000113 r6:eaa01d8c r5:85163000 r4:85163000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85163000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9080 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85163000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 r5:851a838c r4:851a8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a838c r4:84bc8500 r10:61c88647 r9:85163000 r8:84bc852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8500 r8:80287e08 r7:ea9f9e60 r6:84bbd980 r5:85163000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84bb9d00 INFO: task kworker/0:274:4085 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 99712000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/0:275 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8490478c r4:84904400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8490478c r4:84bc8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85165400 r8:84bc842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8400 r8:80287e08 r7:eaa01e60 r6:84bbda00 r5:85165400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa05fb0 to 0xeaa05ff8) 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 r5:8028ef50 r4:84bb9d00 INFO: task kworker/0:275:4086 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9977e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r5:80000013 r4:80239bb0 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0501fb0 to 0xe0501ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85166000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851a878c r4:851a8400 r10:61c88647 r9:85166000 r8:84bc82ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r4:e0501dc0 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:85166c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85166c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bca140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85166c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0525000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a8f8c r4:851a8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a8f8c r4:84bc8600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85166c00 r8:84bc862c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8600 r8:80287e08 r7:eaa09e60 r6:84bbdb00 r5:85166c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8502fbc0 INFO: task kworker/0:277:4091 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 99f33000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0501fb0 to 0xe0501ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85164800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 r4:00000000 r5:8512df8c r4:8512dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512df8c r4:84bbdb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85164800 r8:84bbdbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bbdb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bbdb80 r8:80287e08 r7:ea9c9e60 r6:84bbdc00 r5:85164800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa11fb0 to 0xeaa11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb2c80 INFO: task kworker/1:207:4092 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 99f33000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0501fb0 to 0xe0501ff8) INFO: task kworker/1:208:4093 blocked for more than 456 seconds. r5:8515ec00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4000 r5:8512db8c r4:8512d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8515ec00 r8:84bbdcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0501d28 to 0xe0501d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0501fb0 to 0xe0501ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8515d400 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bca000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8515d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e03a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a8b8c r4:851a8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a8b8c r4:84bc8700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515d400 r8:84bc872c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8700 r8:80287e08 r7:eaa0de60 r6:84bbdd80 r5:8515d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa19fb0 to 0xeaa19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb93c0 INFO: task kworker/0:278:4094 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:279:4097 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:279 state:D stack:0 pid:4097 tgid:4097 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9c5d84 r8:00000002 r7:60000113 r6:ea9c5d8c r5:84833c00 r4:84833c00 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:84833c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 r5:851a9b8c r4:851a9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bc8680 r8:80287e08 r7:eaa0de60 r6:84bc8580 r5:84833c00 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851a938c r4:851a9000 r4:84bc8780 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:281:4100 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:281 state:D stack:0 pid:4100 tgid:4100 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9d1d84 r8:00000002 r7:60000113 r6:ea9d1d8c r5:84898000 r4:84898000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84898000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bca4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84898000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a978c r4:851a9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a978c r4:84bc8880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84898000 r8:84bc88ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8880 r8:80287e08 r7:ea9c5e60 r6:84bc8900 r5:84898000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9d1fb0 to 0xea9d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bca3c0 INFO: task kworker/0:281:4100 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9a8a1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0501dc0 r5:00001000 r4:e0315000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:282:4102 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:84898c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851a9f8c r4:851a9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bc8980 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:283 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851aa38c r4:851aa000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851aa38c r4:84bc8b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84899800 r8:84bc8b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8b00 r8:80287e08 r7:eaa25e60 r6:84bc8c00 r5:84899800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84bca680 INFO: task kworker/0:283:4105 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9acf2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:284 state:D stack:0 pid:4107 tgid:4107 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ea85b000 r5:851aa78c r4:851aa400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bc8a00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 r5:00001000 r4:ea875000 r5:851aaf8c r4:851aac00 r10:61c88647 r9:8489b000 r8:84bc8bac r7:82804d40 r6:dddced80 r5:dddceda0 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 r5:8028ef50 r4:84bca880 INFO: task kworker/0:285:4109 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9b4fe000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:286:4111 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:286 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa39d84 r8:00000002 r7:60000013 r6:eaa39d8c r5:8489bc00 r4:8489bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8489bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea867000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851aab8c r4:851aa800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0501fb0 to 0xe0501ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8489c800 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:8489c800 r8:8501b02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8501b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501b000 r8:80287e08 r7:eaa35e60 r6:8501b080 r5:8489c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa3dfb0 to 0xeaa3dff8) 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 r5:8028ef50 r4:84bcaf40 INFO: task kworker/0:287:4113 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9b833000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcae40 r5:851ab38c r4:851ab000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8501b100 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9b833000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:289 state:D stack:0 pid:4118 tgid:4118 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035500 r5:851b438c r4:851b4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8501b180 9fa0: 00000000 00000000 00000000 00000000 Call trace: r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9bc26000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:290:4119 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:8489ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850351c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8489ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 r5:851abb8c r4:851ab800 r7:dddced80 r6:83018000 r5:851abb8c r4:8501b200 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000001 r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85150000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8501b400 r8:80287e08 r7:eaa49e60 r6:8501b500 r5:85150000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:292:4124 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:292 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:85150c00 r4:85150c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85150c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035680 r5:851b478c r4:851b4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85150c00 r8:8501b5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8501b580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501b580 r8:80287e08 r7:eaa49e60 r6:8501b680 r5:85150c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa55fb0 to 0xeaa55ff8) 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 r5:8028ef50 r4:85035440 INFO: task kworker/0:292:4124 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9c5d6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:85151800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85151800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851b4b8c r4:851b4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851b4b8c r4:8501b480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85151800 r8:8501b4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8501b480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501b480 r8:80287e08 r7:eaa55e60 r6:8501b600 r5:85151800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa51fb0 to 0xeaa51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85035640 INFO: task kworker/0:293:4125 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:84b4cf8c r4:84b4cc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85152400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851b578c r4:851b5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851b578c r4:8501b700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85152400 r8:8501b72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8501b700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501b700 r8:80287e08 r7:eaa51e60 r6:8501b800 r5:85152400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85035800 INFO: task kworker/0:294:4128 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9cbd7000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r4:85153000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 r4:00000000 r5:851b4f8c r4:851b4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8501b880 r8:80287e08 r7:eaa59e60 r6:8501b780 r5:85153000 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 r5:8028ef50 r4:850358c0 INFO: task kworker/0:295:4129 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9d421000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:296:4131 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:296 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:85153c00 r4:85153c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85153c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85153c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851b538c r4:851b5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851b538c r4:8501b900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8501b900 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa61fb0 to 0xeaa61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85035b00 INFO: task kworker/0:296:4131 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9d5ee000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:297:4132 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:297 state:D stack:0 pid:4132 tgid:4132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000013 r6:eaa75d8c r5:85154800 r4:85154800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:85154800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 r5:851b5b8c r4:851b5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851b5b8c r4:8501b980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85154800 r8:8501b9ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8501b980 r8:80287e08 r7:eaa59e60 r6:8501bb80 r5:85154800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85035b00 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0501d28 to 0xe0501d70) 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:298:4134 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:85155400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851b5f8c r4:851b5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8501ba00 r8:80287e08 r7:eaa75e60 r6:8501bc80 r5:85155400 r4:85035cc0 Call trace: 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:00001000 r4:e0315000 r4:00000001 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r5:85156000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85156000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa8f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851b638c r4:851b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851b638c r4:8501bb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85156000 r8:8501bb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8501bb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501bb00 r8:80287e08 r7:eaa6de60 r6:8501bd00 r5:85156000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa79fb0 to 0xeaa79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0501d28 to 0xe0501d70) r4:00000000 r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) task:kworker/0:300 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85156c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaac7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851b738c r4:851b7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851b738c r4:8501bd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85156c00 r8:8501bdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8501bd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501bd80 r8:80287e08 r7:eaa79e60 r6:8501be80 r5:85156c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85168c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 r9:83018005 r8:85168c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 r4:8501bc00 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:84bc7780 r4:84bcf280 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:61c88647 r9:8516a400 r8:84bc8cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8c80 r8:80287e08 r7:eaa8de60 r6:84bbde80 r5:8516a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab5fb0 to 0xeaab5ff8) 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 r5:8028ef50 r4:850c3200 INFO: task kworker/0:302:4143 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) r5:80000013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:85169800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851b6f8c r4:851b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851b6f8c r4:8501bf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85169800 r8:8501bf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8501bf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8501bf00 r8:80287e08 r7:eaa8de60 r6:84bbdf00 r5:85169800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaac1fb0 to 0xeaac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:e0501dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:305:4148 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:305 state:D stack:0 pid:4148 tgid:4148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000113 r6:eaad9d8c r5:85168000 r4:85168000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85168000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85168000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaacd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851b778c r4:851b7400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b4cf8c r4:84b4cc00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851b7b8c r4:850d3180 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 r5:8028ef50 r4:850c3800 INFO: task kworker/0:306:4150 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9eaae000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8516c800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3840 r7:dddced80 r6:83018000 r5:851b7f8c r4:850d3200 r4:850c3940 r5:80000013 r4:80239bb0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:308:4154 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:308 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab05d84 r8:00000002 r7:60000113 r6:eab05d8c r5:8516bc00 r4:8516bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bc38c r4:851bc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851bc38c r4:850d3280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516bc00 r8:850d32ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3280 r8:80287e08 r7:eaac5e60 r6:850df080 r5:8516bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab05fb0 to 0xeab05ff8) 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 r5:8028ef50 r4:850c3780 INFO: task kworker/0:308:4154 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) 1fa0: 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850d3300 r8:80287e08 r7:eaac5e60 r6:850df100 r5:85220000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eab21d84 r8:00000002 r7:60000013 r6:eab21d8c r5:85221800 r4:85221800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85221800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85221800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bcb8c r4:851bc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851bcb8c r4:850d3080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85221800 r8:850d30ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3080 r8:80287e08 r7:eaac5e60 r6:850df180 r5:85221800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab21fb0 to 0xeab21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c3b00 INFO: task kworker/0:310:4158 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Not tainted 6.15.0-rc7-syzkaller #0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bd38c r4:851bd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851bd38c r4:850d3380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85222400 r8:850d33ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3380 r8:80287e08 r7:eaac5e60 r6:850df200 r5:85222400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab15fb0 to 0xeab15ff8) 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 r5:8028ef50 r4:850c3dc0 INFO: task kworker/0:311:4161 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d20: 9f3e3000 e02e7000 00000001 80239b98 7f539000 00000001 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3f00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85223000 r8:850d342c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3400 r8:80287e08 r7:eab15e60 r6:850df300 r5:85223000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850c3d00 INFO: task kworker/0:312:4163 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9f6b4000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:e0501dc0 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bd78c r4:851bd400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeab41fb0 to 0xeab41ff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:314:4168 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:314 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab51d84 r8:00000002 r7:60000013 r6:eab51d8c r5:85224800 r4:85224800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85224800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbd40 r5:00001000 r4:dfb0f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeab51fb0 to 0xeab51ff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) Exception stack(0xe0501fb0 to 0xe0501ff8) r4:85225400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db3c0 r4:850d3600 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab55d84 r8:00000002 r7:60000113 r6:eab55d8c r5:85226000 r4:85226000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85226000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e46c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85226000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512e38c r4:8512e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512e38c r4:850df500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85226000 r8:850df52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850df500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850df500 r8:80287e08 r7:eaa11e60 r6:850df480 r5:85226000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850e42c0 INFO: task kworker/1:209:4171 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 9fd44000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:316:4173 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:316 state:D stack:0 pid:4173 tgid:4173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab65d84 r8:00000002 r7:60000113 r6:eab65d8c r5:85226c00 r4:85226c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85226c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85226c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab5b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bdf8c r4:851bdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851bdf8c r4:850d3480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85226c00 r8:850d34ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3480 r8:80287e08 r7:eab51e60 r6:850df580 r5:85226c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850db600 INFO: task kworker/0:316:4173 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a023b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:210:4176 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:210 state:D stack:0 pid:4176 tgid:4176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000013 r6:eaa85d8c r5:85220c00 r4:85220c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85220c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852713c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85220c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d4f8c r4:851d4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851d4f8c r4:850df600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85220c00 r8:850df62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850df600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850df600 r8:80287e08 r7:eab55e60 r6:850df780 r5:85220c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa85fb0 to 0xeaa85ff8) 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 r5:8028ef50 r4:850e4680 INFO: task kworker/1:210:4176 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a0527000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:211:4177 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:211 state:D stack:0 pid:4177 tgid:4177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:8516ec00 r4:8516ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8516ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512eb8c r4:8512e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512eb8c r4:850df680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516ec00 r8:850df6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850df680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850df680 r8:80287e08 r7:eaa85e60 r6:850df700 r5:8516ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab79fb0 to 0xeab79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4680 INFO: task kworker/1:211:4177 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a0527000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:317:4179 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:317 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:8516e000 r4:8516e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8516e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851be38c r4:851be000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851be38c r4:850d3580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516e000 r8:850d35ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3580 r8:80287e08 r7:eab51e60 r6:850df800 r5:8516e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab7dfb0 to 0xeab7dff8) 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 r5:8028ef50 r4:850db200 INFO: task kworker/0:317:4179 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a0aba000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:318:4180 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:318 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab85d84 r8:00000002 r7:60000013 r6:eab85d8c r5:85228000 r4:85228000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85228000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85228000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab75000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851be78c r4:851be400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851be78c r4:850d3700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85228000 r8:850d372c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3700 r8:80287e08 r7:eab51e60 r6:850df880 r5:85228000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850db8c0 INFO: task kworker/0:318:4180 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a0aba000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:319:4183 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:319 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:84949800 r4:84949800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84949800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84949800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab87000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851beb8c r4:851be800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851beb8c r4:850d3680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84949800 r8:850d36ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3680 r8:80287e08 r7:eab51e60 r6:850d3780 r5:84949800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab6dfb0 to 0xeab6dff8) 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 r5:8028ef50 r4:850db900 INFO: task kworker/0:319:4183 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a0aba000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:320:4185 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:320 state:D stack:0 pid:4185 tgid:4185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab91d84 r8:00000002 r7:60000113 r6:eab91d8c r5:84948000 r4:84948000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84948000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84948000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bef8c r4:851bec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851bef8c r4:850d3800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84948000 r8:850d382c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3800 r8:80287e08 r7:eab51e60 r6:850d3880 r5:84948000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab91fb0 to 0xeab91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850db900 INFO: task kworker/0:320:4185 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a10fa000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:321:4186 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:321 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:8494a400 r4:8494a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8494a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8494a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bf38c r4:851bf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851bf38c r4:850d3900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8494a400 r8:850d392c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3900 r8:80287e08 r7:eab51e60 r6:850d3a80 r5:8494a400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850dbd00 INFO: task kworker/0:321:4186 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a10fa000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:322:4189 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:322 state:D stack:0 pid:4189 tgid:4189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000013 r6:eaba5d8c r5:8494b000 r4:8494b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8494b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbd80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8494b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bf78c r4:851bf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851bf78c r4:850d3b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8494b000 r8:850d3bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3b80 r8:80287e08 r7:eab51e60 r6:850d3a00 r5:8494b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaba5fb0 to 0xeaba5ff8) 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 r5:8028ef50 r4:850dbd40 INFO: task kworker/0:322:4189 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a10fa000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:323:4191 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:323 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaba9d84 r8:00000002 r7:60000113 r6:eaba9d8c r5:8494bc00 r4:8494bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8494bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8494bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfcf5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c038c r4:851c0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c038c r4:850d3980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8494bc00 r8:850d39ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3980 r8:80287e08 r7:eab51e60 r6:850d3c00 r5:8494bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaba9fb0 to 0xeaba9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c3d80 INFO: task kworker/0:323:4191 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a16e5000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:324:4192 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:324 state:D stack:0 pid:4192 tgid:4192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabadd84 r8:00000002 r7:60000113 r6:eabadd8c r5:8494c800 r4:8494c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8494c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8494c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bff8c r4:851bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851bff8c r4:850d3c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8494c800 r8:850d3cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3c80 r8:80287e08 r7:eaba9e60 r6:850d3b00 r5:8494c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabadfb0 to 0xeabadff8) 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 r5:8028ef50 r4:850c3d80 INFO: task kworker/0:324:4192 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a1ae0000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:325:4195 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:325 state:D stack:0 pid:4195 tgid:4195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabc9d84 r8:00000002 r7:60000113 r6:eabc9d8c r5:8522a400 r4:8522a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8522a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c078c r4:851c0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c078c r4:850d3e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8522a400 r8:850d3eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3e80 r8:80287e08 r7:eaba9e60 r6:850df900 r5:8522a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabc9fb0 to 0xeabc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e51c0 INFO: task kworker/0:325:4195 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a1de0000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e04a5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85228c00 r8:850d3d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3d00 r8:80287e08 r7:eabc9e60 r6:850df980 r5:85228c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabd1fb0 to 0xeabd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e5100 INFO: task kworker/0:326:4197 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a1de0000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:327 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:eabd5d84 r8:00000002 r7:60000113 r6:eabd5d8c r5:85229800 r4:85229800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85229800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85229800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e03df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c0b8c r4:851c0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c0b8c r4:850d3e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:e044b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851c0f8c r4:850d3f80 r10:00000000 r9:850d3f80 r8:80287e08 r7:eabd1e60 r6:850dfa80 r5:8522b000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0501dc0 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5580 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c138c r4:851c1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c138c r4:850d3f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8522d400 r8:850d3f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3f00 r8:80287e08 r7:eabd1e60 r6:850dfb00 r5:8522d400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850e5400 INFO: task kworker/0:329:4202 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a254e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:330:4205 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:330 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:8522c800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5b00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8522c800 r8:8501bfac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:84bc7780 1fa0: 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8522bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0567000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c1b8c r4:851c1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c1b8c r4:850f5000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8522bc00 r8:850f502c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5000 r8:80287e08 r7:eabfde60 r6:850dfc00 r5:8522bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac01fb0 to 0xeac01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e5600 INFO: task kworker/0:331:4206 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a2a86000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:332:4208 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:332 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:8522ec00 r4:8522ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8522ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e59c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8522ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c1f8c r4:851c1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c1f8c r4:850f5080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8522ec00 r8:850f50ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5080 r8:80287e08 r7:eabfde60 r6:850dfc80 r5:8522ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac05fb0 to 0xeac05ff8) 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 r5:8028ef50 r4:850e5740 INFO: task kworker/0:332:4208 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a355f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 r4:84bc7780 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c2f8c r4:851c2c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:334:4212 blocked for more than 457 seconds. Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c278c r4:851c2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c278c r4:850f5200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85230c00 r8:850f522c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5200 r8:80287e08 r7:eac0de60 r6:850dfd80 r5:85230c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac11fb0 to 0xeac11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e5cc0 INFO: task kworker/0:334:4212 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a3d50000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:335:4214 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:335 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:8494d400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5d40 r5:00001000 r4:ea711000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851c2b8c r4:850f5300 r4:850f5300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5300 r8:80287e08 r7:eac0de60 r6:850f5380 r5:8494d400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850e5b80 INFO: task kworker/0:335:4214 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a3d50000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:336:4218 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eac15d84 r8:00000002 r7:60000113 r6:eac15d8c r5:8494ec00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850f5280 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:e0501dc0 r5:00001000 r4:e0315000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:337:4219 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:337 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac1dd84 r8:00000002 r7:60000113 r6:eac1dd8c r5:8494e000 r4:8494e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8494e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8494e000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea759000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c378c r4:851c3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c378c r4:850f5480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8494e000 r8:850f54ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5480 r8:80287e08 r7:eac15e60 r6:850f5180 r5:8494e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac1dfb0 to 0xeac1dff8) 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 r5:8028ef50 r4:850e5f80 INFO: task kworker/0:337:4219 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d20: a409d000 e02e7000 00000001 80239b98 7f539000 00000001 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) task:kworker/0:338 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:850f5500 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850e4d40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a465e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:339:4224 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:339 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac25d84 r8:00000002 r7:60000113 r6:eac25d8c r5:84a88000 r4:84a88000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84a88000 r8:850f55ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:340:4225 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:340 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac2dd84 r8:00000002 r7:60000013 r6:eac2dd8c r5:84a88c00 r4:84a88c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a88c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea789000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c3f8c r4:851c3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c3f8c r4:850f5780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a88c00 r8:850f57ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5780 r8:80287e08 r7:eac25e60 r6:850f5880 r5:84a88c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac2dfb0 to 0xeac2dff8) 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 r5:8028ef50 r4:8525c080 INFO: task kworker/0:340:4225 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a4d93000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:341:4226 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:341 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabb5d84 r8:00000002 r7:60000113 r6:eabb5d8c r5:84a89800 r4:84a89800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a89800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c878c r4:851c8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c878c r4:850f5600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a89800 r8:850f562c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5600 r8:80287e08 r7:eac25e60 r6:850f5800 r5:84a89800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabb5fb0 to 0xeabb5ff8) 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 r5:8028ef50 r4:8525c080 INFO: task kworker/0:341:4226 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a4f36000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:342:4229 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:342 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac39d84 r8:00000002 r7:60000013 r6:eac39d8c r5:84a8a400 r4:84a8a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea823000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c8b8c r4:851c8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c8b8c r4:850f5900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8a400 r8:850f592c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5900 r8:80287e08 r7:eabb5e60 r6:850f5a00 r5:84a8a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac39fb0 to 0xeac39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525c4c0 INFO: task kworker/0:342:4229 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a5b59000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:343:4230 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:343 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac41d84 r8:00000002 r7:60000013 r6:eac41d8c r5:84a8bc00 r4:84a8bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea945000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c8f8c r4:851c8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c8f8c r4:850f5a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8bc00 r8:850f5aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5a80 r8:80287e08 r7:eac39e60 r6:850f5980 r5:84a8bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac41fb0 to 0xeac41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525c680 INFO: task kworker/0:343:4230 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a5b59000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:344:4234 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:344 state:D stack:0 pid:4234 tgid:4234 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:84a8d400 r4:84a8d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525cbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea967000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c938c r4:851c9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c938c r4:850f5b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8d400 r8:850f5b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5b00 r8:80287e08 r7:eac41e60 r6:850f5c80 r5:84a8d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac49fb0 to 0xeac49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525c980 INFO: task kworker/0:344:4234 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a5d97000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:345:4236 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:345 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000113 r6:eac4dd8c r5:84a8b000 r4:84a8b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525cd80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8b000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea971000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c978c r4:851c9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c978c r4:850f5b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8b000 r8:850f5bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5b80 r8:80287e08 r7:eac49e60 r6:850f5d80 r5:84a8b000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8525cb80 INFO: task kworker/0:345:4236 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a6434000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:346:4238 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:346 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:84a8c800 r4:84a8c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852616c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabe1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ca78c r4:851ca400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ca78c r4:850f5c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8c800 r8:850f5c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5c00 r8:80287e08 r7:eac4de60 r6:850f5e80 r5:84a8c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac51fb0 to 0xeac51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525c8c0 INFO: task kworker/0:346:4238 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a6434000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:347:4239 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:347 state:D stack:0 pid:4239 tgid:4239 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:84a8ec00 r4:84a8ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c9b8c r4:851c9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c9b8c r4:850f5d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8ec00 r8:850f5d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5d00 r8:80287e08 r7:eac51e60 r6:850f5f80 r5:84a8ec00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:852610c0 INFO: task kworker/0:347:4239 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a6b7f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:348:4242 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:348 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac61d84 r8:00000002 r7:60000013 r6:eac61d8c r5:851e8000 r4:851e8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851e8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852612c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c9f8c r4:851c9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851c9f8c r4:84bc8e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851e8000 r8:84bc8eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc8e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc8e80 r8:80287e08 r7:eac51e60 r6:84bc8f80 r5:851e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac61fb0 to 0xeac61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852610c0 INFO: task kworker/0:348:4242 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a6b7f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:349:4243 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:349 state:D stack:0 pid:4243 tgid:4243 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac65d84 r8:00000002 r7:60000113 r6:eac65d8c r5:851ea400 r4:851ea400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851ea400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852614c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ca38c r4:851ca000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ca38c r4:85264000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851ea400 r8:8526402c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264000 r8:80287e08 r7:eac51e60 r6:85264080 r5:851ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac65fb0 to 0xeac65ff8) 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 r5:8028ef50 r4:85261480 INFO: task kworker/0:349:4243 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a72ee000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:350:4246 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:350 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac45d84 r8:00000002 r7:60000013 r6:eac45d8c r5:851e8c00 r4:851e8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851e8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851cab8c r4:851ca800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851cab8c r4:85264100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851e8c00 r8:8526412c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264100 r8:80287e08 r7:eac51e60 r6:85264200 r5:851e8c00 r4:00000001 [<8028ef50>] (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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85261680 INFO: task kworker/0:350:4246 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a7a3a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:351:4248 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:351 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac3dd84 r8:00000002 r7:60000113 r6:eac3dd8c r5:851eb000 r4:851eb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851eb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851cb38c r4:851cb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851cb38c r4:85264280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851eb000 r8:852642ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264280 r8:80287e08 r7:eac45e60 r6:85264380 r5:851eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac3dfb0 to 0xeac3dff8) 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 r5:8028ef50 r4:85261780 INFO: task kworker/0:351:4248 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a7a3a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:352:4251 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:352 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:851ebc00 r4:851ebc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851ebc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851caf8c r4:851cac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851caf8c r4:85264180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851ebc00 r8:852641ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264180 r8:80287e08 r7:eac3de60 r6:85264480 r5:851ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac75fb0 to 0xeac75ff8) 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 r5:8028ef50 r4:85261900 INFO: task kworker/0:352:4251 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a7d47000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:353:4253 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:353 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:851ec800 r4:851ec800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851ec800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851cb78c r4:851cb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851cb78c r4:85264300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851ec800 r8:8526432c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264300 r8:80287e08 r7:eac3de60 r6:85264580 r5:851ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac8dfb0 to 0xeac8dff8) 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 r5:8028ef50 r4:85261a80 INFO: task kworker/0:353:4253 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a8616000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:354:4254 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:354 state:D stack:0 pid:4254 tgid:4254 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacb5d84 r8:00000002 r7:60000013 r6:eacb5d8c r5:85233c00 r4:85233c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85233c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85233c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851cbb8c r4:851cb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851cbb8c r4:85264400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85233c00 r8:8526442c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264400 r8:80287e08 r7:eac8de60 r6:850dfe00 r5:85233c00 r4:00000001 [<8028ef50>] (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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85261c00 INFO: task kworker/0:354:4254 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a8a29000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:355:4256 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:355 state:D stack:0 pid:4256 tgid:4256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacbdd84 r8:00000002 r7:60000013 r6:eacbdd8c r5:85234800 r4:85234800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85234800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525cf40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85234800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851cbf8c r4:851cbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851cbf8c r4:85264500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85234800 r8:8526452c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264500 r8:80287e08 r7:eacb5e60 r6:850dff80 r5:85234800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacbdfb0 to 0xeacbdff8) 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 r5:8028ef50 r4:85261d80 INFO: task kworker/0:355:4256 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a8a29000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:356:4258 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:356 state:D stack:0 pid:4258 tgid:4258 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eace1d84 r8:00000002 r7:60000013 r6:eace1d8c r5:85231800 r4:85231800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85231800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85231800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaccf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d438c r4:851d4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d438c r4:85264700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85231800 r8:8526472c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264700 r8:80287e08 r7:eacbde60 r6:850dfe80 r5:85231800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeace1fb0 to 0xeace1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85261f00 INFO: task kworker/0:356:4258 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a8baa000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:357:4260 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:357 state:D stack:0 pid:4260 tgid:4260 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:85235400 r4:85235400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85235400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85235400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d4b8c r4:851d4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d4b8c r4:85264680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85235400 r8:852646ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264680 r8:80287e08 r7:eace1e60 r6:850dff00 r5:85235400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeace5fb0 to 0xeace5ff8) 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 r5:8028ef50 r4:85261f00 INFO: task kworker/0:357:4260 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a8baa000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:212:4263 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:212 state:D stack:0 pid:4263 tgid:4263 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaca9d84 r8:00000002 r7:60000113 r6:eaca9d8c r5:85236000 r4:85236000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85236000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85236000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaceb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512ef8c r4:8512ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512ef8c r4:85277000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85236000 r8:8527702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85277000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85277000 r8:80287e08 r7:eaa85e60 r6:85277100 r5:85236000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaca9fb0 to 0xeaca9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85276080 INFO: task kworker/1:212:4263 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a9020000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:358:4266 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:358 state:D stack:0 pid:4266 tgid:4266 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:85232400 r4:85232400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85232400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85232400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe77000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d538c r4:851d5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d538c r4:85264780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85232400 r8:852647ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264780 r8:80287e08 r7:eace5e60 r6:85277180 r5:85232400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaccdfb0 to 0xeaccdff8) 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 r5:8028ef50 r4:85271240 INFO: task kworker/0:358:4266 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a9394000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:213:4269 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:213 state:D stack:0 pid:4269 tgid:4269 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9e9d84 r8:00000002 r7:60000113 r6:ea9e9d8c r5:8522e000 r4:8522e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8522e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533cf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8522e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea777000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512ff8c r4:8512fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512ff8c r4:85277080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8522e000 r8:852770ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85277080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85277080 r8:80287e08 r7:eaa85e60 r6:85277200 r5:8522e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9e9fb0 to 0xea9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852763c0 INFO: task kworker/1:213:4269 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a94ed000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:359:4270 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:359 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaa5d84 r8:00000002 r7:60000113 r6:eaaa5d8c r5:85233000 r4:85233000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85233000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85233000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e02a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d5b8c r4:851d5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d5b8c r4:85264800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85233000 r8:8526482c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264800 r8:80287e08 r7:eaccde60 r6:85277280 r5:85233000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) 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 r5:8028ef50 r4:85271480 INFO: task kworker/0:359:4270 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a9766000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:360:4271 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:360 state:D stack:0 pid:4271 tgid:4271 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000113 r6:eaab1d8c r5:85238000 r4:85238000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85238000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85238000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0233000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d578c r4:851d5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d578c r4:85264600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85238000 r8:8526462c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264600 r8:80287e08 r7:eaaa5e60 r6:85277300 r5:85238000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab1fb0 to 0xeaab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85271700 INFO: task kworker/0:360:4271 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a99dc000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:361:4273 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:361 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaad1d84 r8:00000002 r7:60000013 r6:eaad1d8c r5:85239800 r4:85239800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85239800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85239800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0375000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d638c r4:851d6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d638c r4:85264900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85239800 r8:8526492c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264900 r8:80287e08 r7:eaaa5e60 r6:85277380 r5:85239800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaad1fb0 to 0xeaad1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85271540 INFO: task kworker/0:361:4273 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a99dc000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:362:4275 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:362 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaedd84 r8:00000002 r7:60000113 r6:eaaedd8c r5:85238c00 r4:85238c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85238c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85238c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e02fe000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d5f8c r4:851d5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d5f8c r4:85264980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85238c00 r8:852649ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264980 r8:80287e08 r7:eaad1e60 r6:85277400 r5:85238c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaedfb0 to 0xeaaedff8) 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 r5:8028ef50 r4:85271740 INFO: task kworker/0:362:4275 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a9d83000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:214:4276 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:214 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:8523b000 r4:8523b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8523b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8523b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0513000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d678c r4:851d6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851d678c r4:85277480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8523b000 r8:852774ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85277480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85277480 r8:80287e08 r7:ea9e9e60 r6:85277500 r5:8523b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacf5fb0 to 0xeacf5ff8) 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 r5:8028ef50 r4:85276900 INFO: task kworker/1:214:4276 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: a9fb1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:363:4278 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:363 state:D stack:0 pid:4278 tgid:4278 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacfdd84 r8:00000002 r7:60000113 r6:eacfdd8c r5:8523c800 r4:8523c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8523c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8523c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea86f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d7b8c r4:851d7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d7b8c r4:85264a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8523c800 r8:85264aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264a80 r8:80287e08 r7:eaad1e60 r6:85277580 r5:8523c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacfdfb0 to 0xeacfdff8) 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 r5:8028ef50 r4:85271880 INFO: task kworker/0:363:4278 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: aa30c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:364:4280 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:364 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead05d84 r8:00000002 r7:60000113 r6:ead05d8c r5:8523bc00 r4:8523bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8523bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8523bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e467b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d6b8c r4:851d6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d6b8c r4:85264b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8523bc00 r8:85264b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264b00 r8:80287e08 r7:eacfde60 r6:85277600 r5:8523bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead05fb0 to 0xead05ff8) 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 r5:8028ef50 r4:85271940 INFO: task kworker/0:364:4280 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: aa500000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:365:4283 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:365 state:D stack:0 pid:4283 tgid:4283 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:8523e000 r4:8523e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8523e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8523e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d6f8c r4:851d6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d6f8c r4:85264b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8523e000 r8:85264bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264b80 r8:80287e08 r7:eacfde60 r6:85277680 r5:8523e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead0dfb0 to 0xead0dff8) 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 r5:8028ef50 r4:85271d40 INFO: task kworker/0:365:4283 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: aa500000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:366:4285 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:366 state:D stack:0 pid:4285 tgid:4285 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead15d84 r8:00000002 r7:60000113 r6:ead15d8c r5:8523a400 r4:8523a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8523a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8523a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea845000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d738c r4:851d7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d738c r4:85264a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8523a400 r8:85264a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264a00 r8:80287e08 r7:eacfde60 r6:85277700 r5:8523a400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85271cc0 INFO: task kworker/0:366:4285 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: aa7ad000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:215:4286 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:215 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:8523d400 r4:8523d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8523d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533cf00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8523d400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea73b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852f7f8c r4:852f7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852f7f8c r4:85277780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8523d400 r8:852777ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85277780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85277780 r8:80287e08 r7:ea9e9e60 r6:85277800 r5:8523d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead19fb0 to 0xead19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85276c40 INFO: task kworker/1:215:4286 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: aaaec000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:367:4288 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:367 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:8523ec00 r4:8523ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8523ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8523ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea853000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d778c r4:851d7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d778c r4:85264880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8523ec00 r8:852648ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264880 r8:80287e08 r7:eacfde60 r6:85277880 r5:8523ec00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85271e00 INFO: task kworker/0:367:4288 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: aaeba000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:368:4290 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:368 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead29d84 r8:00000002 r7:60000013 r6:ead29d8c r5:85240c00 r4:85240c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85240c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85240c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea883000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d7f8c r4:851d7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d7f8c r4:85264c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85240c00 r8:85264cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264c80 r8:80287e08 r7:eacfde60 r6:85277900 r5:85240c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead29fb0 to 0xead29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85271f40 INFO: task kworker/0:368:4290 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ab1e2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:369:4292 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:369 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead31d84 r8:00000002 r7:60000013 r6:ead31d8c r5:85240000 r4:85240000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85240000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84290f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85240000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0483000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dab8c r4:851da800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dab8c r4:85264d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85240000 r8:85264dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264d80 r8:80287e08 r7:ead29e60 r6:85277980 r5:85240000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85283100 INFO: task kworker/0:369:4292 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ab1e2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:370:4294 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:370 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead39d84 r8:00000002 r7:60000113 r6:ead39d8c r5:85241800 r4:85241800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85241800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852832c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85241800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea899000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d838c r4:851d8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d838c r4:85264e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85241800 r8:85264e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264e00 r8:80287e08 r7:ead31e60 r6:85277a00 r5:85241800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead39fb0 to 0xead39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85283140 INFO: task kworker/0:370:4294 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ab60d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:371:4296 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:371 state:D stack:0 pid:4296 tgid:4296 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:85242400 r4:85242400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85242400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85242400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d878c r4:851d8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d878c r4:85264e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85242400 r8:85264eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264e80 r8:80287e08 r7:ead31e60 r6:85277a80 r5:85242400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead49fb0 to 0xead49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85283200 INFO: task kworker/0:371:4296 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ab60d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:372:4298 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:372 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead51d84 r8:00000002 r7:60000013 r6:ead51d8c r5:85243000 r4:85243000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85243000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85243000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d8b8c r4:851d8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d8b8c r4:85264f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85243000 r8:85264f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264f00 r8:80287e08 r7:ead31e60 r6:85277b00 r5:85243000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead51fb0 to 0xead51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85283340 INFO: task kworker/0:372:4298 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: abed1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:373:4299 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:373 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead59d84 r8:00000002 r7:60000113 r6:ead59d8c r5:85243c00 r4:85243c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85243c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85243c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d8f8c r4:851d8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d8f8c r4:85264c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85243c00 r8:85264c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264c00 r8:80287e08 r7:ead31e60 r6:85277b80 r5:85243c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead59fb0 to 0xead59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85283680 INFO: task kworker/0:373:4299 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ac494000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:374:4302 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:374 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:85244800 r4:85244800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85244800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85244800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea923000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d938c r4:851d9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d938c r4:850f5f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85244800 r8:850f5f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5f00 r8:80287e08 r7:ead31e60 r6:85277c00 r5:85244800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead61fb0 to 0xead61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85283740 INFO: task kworker/0:374:4302 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ac494000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:375:4304 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:375 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab95d84 r8:00000002 r7:60000113 r6:eab95d8c r5:85245400 r4:85245400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85245400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85245400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d978c r4:851d9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d978c r4:850d3d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85245400 r8:850d3dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850d3d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d3d80 r8:80287e08 r7:ead31e60 r6:85277c80 r5:85245400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab95fb0 to 0xeab95ff8) 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 r5:8028ef50 r4:85283740 INFO: task kworker/0:375:4304 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ac774000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:376:4306 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:376 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacf1d84 r8:00000002 r7:60000113 r6:eacf1d8c r5:85246000 r4:85246000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85246000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85246000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d9b8c r4:851d9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851d9b8c r4:8528e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85246000 r8:8528e02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e000 r8:80287e08 r7:ead31e60 r6:85277d00 r5:85246000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacf1fb0 to 0xeacf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85283800 INFO: task kworker/0:376:4306 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ac91e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:377:4308 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:377 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:85246c00 r4:85246c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85246c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:dfd6b000 r5:851d9f8c r4:851d9c00 r7:dddced80 r6:83018000 r5:851d9f8c r4:8528e080 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0501d28 to 0xe0501d70) r5:80000013 r4:80239bb0 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:378:4310 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:378 state:D stack:0 pid:4310 tgid:4310 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:85248c00 r4:85248c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85248c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85248c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e03cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851da38c r4:851da000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851da38c r4:8528e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85248c00 r8:8528e22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e200 r8:80287e08 r7:ead31e60 r6:85277e00 r5:85248c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead71fb0 to 0xead71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85283b00 INFO: task kworker/0:378:4310 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ad1cf000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0501fb0 to 0xe0501ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85248000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283e80 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e044d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851da78c r4:851da400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851da78c r4:8528e280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85248000 r8:8528e2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528e280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e280 r8:80287e08 r7:ead31e60 r6:85277e80 r5:85248000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead79fb0 to 0xead79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85283e00 INFO: task kworker/0:379:4312 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ad1cf000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:380 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 r9:83018005 r8:8524b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 r5:851db78c r4:851db400 r10:61c88647 r9:8524b000 r8:8528e32c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/0:381 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283f40 r5:851daf8c r4:851dac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8528e180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e180 r8:80287e08 r7:ead81e60 r6:85277f80 r5:8524bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead85fb0 to 0xead85ff8) 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 r5:8028ef50 r4:85283480 INFO: task kworker/0:381:4316 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ad693000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:382:4318 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:382 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead75d84 r8:00000002 r7:60000113 r6:ead75d8c r5:851eec00 r4:851eec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851eec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:851eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 r5:851db38c r4:851db000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:851eec00 r8:8528e42c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:e0501dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (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 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:851dbb8c r4:851db800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:851ed400 r8:8528e3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e380 r8:80287e08 r7:ead81e60 r6:8528e500 r5:851ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead89fb0 to 0xead89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852a1240 INFO: task kworker/0:383:4321 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ada1f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:384 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac81d84 r8:00000002 r7:60000013 r6:eac81d8c r5:851ee000 r4:851ee000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851ee000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea74d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851dbf8c r4:851dbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851dbf8c r4:8528e580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851ee000 r8:8528e5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528e580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e580 r8:80287e08 r7:ead89e60 r6:8528e100 r5:851ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac81fb0 to 0xeac81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852a1240 INFO: task kworker/0:384:4323 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:385 state:D stack:0 pid:4324 tgid:4324 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1640 r5:851e038c r4:851e0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8528e600 r8:80287e08 r7:eac81e60 r6:8528e780 r5:84a8e000 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 r5:8028ef50 r4:852a1300 INFO: task kworker/0:385:4324 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: adddf000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:386:4326 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:386 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead99d84 r8:00000002 r7:60000113 r6:ead99d8c r5:85200000 r4:85200000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85200000 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ea78b000 r5:851e078c r4:851e0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8528e680 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ead91d84 r8:00000002 r7:60000013 r6:ead91d8c r5:85201800 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:851e0b8c r4:851e0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e0b8c r4:8528e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85201800 r8:8528e82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528e800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e800 r8:80287e08 r7:ead99e60 r6:8528e900 r5:85201800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead91fb0 to 0xead91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852a1700 INFO: task kworker/0:387:4329 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ae633000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:388:4330 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:388 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eada1d84 r8:00000002 r7:60000013 r6:eada1d8c r5:85203000 r4:85203000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85203000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85203000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851e138c r4:851e1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8528e980 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:388:4330 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ae86f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:389:4332 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:389 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:85204800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85204800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea943000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e0f8c r4:851e0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e0f8c r4:8528e880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85204800 r8:8528e8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528e880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e880 r8:80287e08 r7:eada1e60 r6:8528ea00 r5:85204800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeada9fb0 to 0xeada9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852a1b40 INFO: task kworker/0:389:4332 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: aedce000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:390:4335 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:390 state:D stack:0 pid:4335 tgid:4335 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadadd84 r8:00000002 r7:60000113 r6:eadadd8c r5:85203c00 r4:85203c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85203c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85203c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 r5:851e178c r4:851e1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e178c r4:8528eb00 r10:61c88647 r9:85203c00 r8:8528eb2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8528eb00 r8:80287e08 r7:eada1e60 r6:8528ec80 r5:85203c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:e0501dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/0:391 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85205400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85205400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e1f8c r4:851e1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e1f8c r4:8528eb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85205400 r8:8528ebac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528eb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528eb80 r8:80287e08 r7:eadade60 r6:8528ec00 r5:85205400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeada5fb0 to 0xeada5ff8) 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 r5:8028ef50 r4:85271100 INFO: task kworker/0:391:4339 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: af490000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:392:4340 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:392 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:85206000 r4:85206000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85206000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e1b8c r4:851e1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8528ed00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 INFO: task kworker/0:393:4341 blocked for more than 459 seconds. Workqueue: events bpf_prog_free_deferred r4:85206c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85206c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85206c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e238c r4:851e2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e238c r4:8528ee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85206c00 r8:8528ee2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528ee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528ee00 r8:80287e08 r7:eada5e60 r6:8528ee80 r5:85206c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:852a1400 INFO: task kworker/0:393:4341 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: af581000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:394:4344 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:394 state:D stack:0 pid:4344 tgid:4344 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:85202400 r4:85202400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 r5:00001000 r4:eaa65000 r5:851e278c r4:851e2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e278c r4:85264d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85202400 r8:85264d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85264d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85264d00 r8:80287e08 r7:ead9de60 r6:85264f80 r5:85202400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadb5fb0 to 0xeadb5ff8) 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 r5:8028ef50 r4:852a8180 INFO: task kworker/0:394:4344 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: afbbe000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:395 state:D stack:0 pid:4347 tgid:4347 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85200c00 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851e2f8c r4:851e2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e2f8c r4:852b2000 r10:61c88647 r9:85200c00 r8:852b202c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: afdca000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:396:4348 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:396 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadb9d84 r8:00000002 r7:60000013 r6:eadb9d8c r5:851e9800 r4:851e9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851e9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a84c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:851e2b8c r4:851e2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:851e9800 r8:852b212c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:e0501dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/0:397 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:84a50000 r4:84a50000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a50000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a50000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e338c r4:851e3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e338c r4:852b2200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a50000 r8:852b222c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852b2200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852b2200 r8:80287e08 r7:eadc1e60 r6:852b2300 r5:84a50000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:852a8680 INFO: task kworker/0:397:4351 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b00ae000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:851e3f8c r4:851e3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:852b2380 r8:80287e08 r7:eadc5e60 r6:852b2280 r5:84a50c00 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b058f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:399:4354 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:399 state:D stack:0 pid:4354 tgid:4354 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000113 r6:eadcdd8c r5:84a51800 r4:84a51800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a51800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a51800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaa9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e378c r4:851e3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e378c r4:852b2400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a51800 r8:852b242c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852b2400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852b2400 r8:80287e08 r7:eadc9e60 r6:852b2580 r5:84a51800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadcdfb0 to 0xeadcdff8) 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 r5:8028ef50 r4:852a8a80 INFO: task kworker/0:399:4354 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b0942000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:400:4355 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:400 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadd5d84 r8:00000002 r7:60000113 r6:eadd5d8c r5:84a52400 r4:84a52400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a52400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a52400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaabd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e3b8c r4:851e3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e3b8c r4:852b2480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a52400 r8:852b24ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852b2480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852b2480 r8:80287e08 r7:eadc9e60 r6:852b2680 r5:84a52400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadd5fb0 to 0xeadd5ff8) 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 r5:8028ef50 r4:852a8b00 INFO: task kworker/0:400:4355 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b0cc3000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:401:4358 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:401 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000113 r6:eadd1d8c r5:84a53000 r4:84a53000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a53000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a53000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852d838c r4:852d8000 r7:dddced80 r6:83018000 r5:852d838c r4:852b2500 r10:00000000 r9:852b2500 r8:80287e08 r7:eadc9e60 r6:852b2700 r5:84a53000 r4:852a8f00 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:402:4361 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:402 state:D stack:0 pid:4361 tgid:4361 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadddd84 r8:00000002 r7:60000113 r6:eadddd8c r5:84a53c00 r4:84a53c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a53c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a53c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaf7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852d878c r4:852d8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852d878c r4:852b2780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a53c00 r8:852b27ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852b2780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852b2780 r8:80287e08 r7:eadd1e60 r6:852b2880 r5:84a53c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r5:8028ef50 r4:852c1000 INFO: task kworker/0:402:4361 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b1235000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:e0315000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:84a54800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 r5:852d938c r4:852d9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:852b2600 r8:80287e08 r7:eaddde60 r6:852b2800 r5:84a54800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:852c1000 INFO: task kworker/0:403:4362 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b1489000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:404:4364 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:404 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eade5d84 r8:00000002 r7:60000013 r6:eade5d8c r5:84a55400 r4:84a55400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a55400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a55400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 r5:852d8b8c r4:852d8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852d8b8c r4:852b2900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a55400 r8:852b292c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852b2900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852b2900 r8:80287e08 r7:eade1e60 r6:852b2a00 r5:84a55400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:852c1480 INFO: task kworker/0:404:4364 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b14cc000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852d8f8c r4:852d8c00 r7:dddced80 r6:83018000 r5:852d8f8c r4:852b2a80 r10:00000000 r9:852b2a80 r8:80287e08 r7:eade1e60 r6:852b2b80 r5:84a56000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b14cc000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:406:4368 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:406 state:D stack:0 pid:4368 tgid:4368 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadedd84 r8:00000002 r7:60000013 r6:eadedd8c r5:84a56c00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:852d978c r4:852d9400 r10:61c88647 r9:84a56c00 r8:852b2d2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d20: b17ec000 e02e7000 00000001 80239b98 7f539000 00000001 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:407:4370 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:407 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:85208000 r4:85208000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85208000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:852d9f8c r4:852d9c00 r10:61c88647 r9:85208000 r8:852b29ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852c1640 1d20: b1bb4000 e02e7000 00000001 80239b98 7f539000 00000001 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:408:4371 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:408 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:852d9b8c r4:852d9800 r10:61c88647 r9:85208c00 r8:852b2b2c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:409:4374 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:409 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadf5d84 r8:00000002 r7:60000013 r6:eadf5d8c r5:85209800 r4:85209800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85209800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852da78c r4:852da400 r7:dddced80 r6:83018000 r5:852da78c r4:852b2f80 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r5:84b4cf8c r4:84b4cc00 Exception stack(0xe0501fb0 to 0xe0501ff8) Call trace: [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:dfa53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852da38c r4:852da000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852da38c r4:8528ef00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8520a400 r8:8528ef2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528ef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528ef00 r8:80287e08 r7:eadf5e60 r6:8528ef80 r5:8520a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadf9fb0 to 0xeadf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852c1bc0 INFO: task kworker/0:410:4375 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b21ef000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 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-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:8520b000 r4:8291a680 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:852db78c r4:852db400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8520b000 r8:852cf02c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xeadfdfb0 to 0xeadfdff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80000013 ffffffff [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84b4cf8c r4:84b4cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:412:4379 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:412 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae01d84 r8:00000002 r7:60000013 r6:eae01d8c r5:8520bc00 r4:8520bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8520bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:852dab8c r4:852da800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8520bc00 r8:852cf0ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Not tainted 6.15.0-rc7-syzkaller #0 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:852daf8c r4:852dac00 r10:61c88647 r9:8520c800 r8:852cf22c r7:82804d40 r6:dddced80 r5:dddceda0 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 r5:8028ef50 r4:85314080 INFO: task kworker/0:413:4382 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b29c4000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:852db38c r4:852db000 r10:61c88647 r9:8520d400 r8:852cf3ac r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/0:415 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r5:852dbb8c r4:852db800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852dbb8c r4:852cf400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8520e000 r8:852cf42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852cf400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf400 r8:80287e08 r7:eadfde60 r6:852cf500 r5:8520e000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85314200 INFO: task kworker/0:415:4386 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:e0501dc0 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:416:4388 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:416 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae15d84 r8:00000002 r7:60000113 r6:eae15d8c r5:8520ec00 r4:8520ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8520ec00 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:852e838c r4:852e8000 r10:61c88647 r9:8520ec00 r8:852cf5ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0501d28 to 0xe0501d70) r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:417:4389 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:417 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:84ab0000 r4:84ab0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:852dbf8c r4:852cf600 r4:00000001 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) r5:84ab0c00 r4:8291a680 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea88f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852e878c r4:852e8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852e878c r4:852cf700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab0c00 r8:852cf72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852cf700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf700 r8:80287e08 r7:eae15e60 r6:852cf800 r5:84ab0c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:853147c0 INFO: task kworker/0:418:4391 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b312a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:419:4394 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:419 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:84ab1800 r4:84ab1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r5:852e8f8c r4:852e8c00 r10:61c88647 r9:84ab1800 r8:852cf8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85314800 INFO: task kworker/0:419:4394 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b312a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0501fb0 to 0xe0501ff8) r10:8291a684 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:84ab2400 r4:00000000 r5:852e8b8c r4:852e8800 r7:dddced80 r6:83018000 r5:852e8b8c r4:852cf780 r4:00000001 r4:85314ac0 INFO: task kworker/0:420:4396 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b312a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:421 state:D stack:0 pid:4398 tgid:4398 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:852e9b8c r4:852e9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ab3000 r8:852cf92c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84ab3c00 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:852e938c r4:852e9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ab3c00 r8:852cfa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85314f00 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:423:4402 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:423 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae31d84 r8:00000002 r7:60000113 r6:eae31d8c r5:84ab4800 r4:84ab4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852e978c r4:852e9400 r7:dddced80 r6:83018000 r5:852e978c r4:852cfc80 r4:852cfc80 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d60: 80230ad0 80239bb0 80000013 ffffffff [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84ab5400 r4:00000000 r4:00000000 r5:852eaf8c r4:852eac00 r4:852cfb00 Workqueue: events bpf_prog_free_deferred r4:e0501dc0 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:84bcf280 r4:84ab6000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:61c88647 r9:84ab6000 r8:852cfd2c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a100 INFO: task kworker/0:425:4406 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b3ec7000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:426:4408 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:426 state:D stack:0 pid:4408 tgid:4408 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:84ab6c00 r4:84ab6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ab6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852ea38c r4:852ea000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852ea38c r4:852b2f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab6c00 r8:852b2f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852b2f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852b2f00 r8:80287e08 r7:eae35e60 r6:852b2c00 r5:84ab6c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8532a340 INFO: task kworker/0:426:4408 is blocked on a mutex likely owned by task kworker/0:178:3691. Workqueue: events bpf_prog_free_deferred 1d20: b41d7000 e02e7000 00000001 80239b98 7f539000 00000001 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:85210000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85210000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852ea78c r4:852ea400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852ea78c r4:85324000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85210000 r8:8532402c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324000 r8:80287e08 r7:eae35e60 r6:85324080 r5:85210000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8532a3c0 INFO: task kworker/0:427:4410 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b41d7000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eab8b000 r5:852eab8c r4:852ea800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852eab8c r4:85324100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85210c00 r8:8532412c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324100 r8:80287e08 r7:eae35e60 r6:85324280 r5:85210c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae45fb0 to 0xeae45ff8) 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 r5:8028ef50 r4:8532a640 INFO: task kworker/0:428:4412 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b4524000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:852eb38c r4:852eb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852eb38c r4:85324180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85211800 r8:853241ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324180 r8:80287e08 r7:eae35e60 r6:85324380 r5:85211800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae49fb0 to 0xeae49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a680 INFO: task kworker/0:429:4415 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b4698000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/0:430 state:D stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85213000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 r5:852eb78c r4:852eb400 r7:dddced80 r6:83018000 r5:852eb78c r4:85324200 r10:00000000 r9:85324200 r8:80287e08 r7:eae49e60 r6:85324480 r5:85213000 r4:8532a800 INFO: task kworker/0:430:4416 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b4698000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:431:4418 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:431 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:85213c00 r4:85213c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85213c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533a200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85213c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852f4b8c r4:852f4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852f4b8c r4:85324300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85213c00 r8:8532432c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8532a800 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:82ac21e4 r4:e0501dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:432:4421 blocked for more than 459 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:432 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae4dd84 r8:00000002 r7:60000013 r6:eae4dd8c r5:85214800 r4:85214800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85214800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532abc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85214800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabf1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852ebb8c r4:852eb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852ebb8c r4:85324500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85214800 r8:8532452c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324500 r8:80287e08 r7:eae51e60 r6:85324580 r5:85214800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8532ac00 INFO: task kworker/0:432:4421 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b4bbe000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e0315000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eae55d84 r8:00000002 r7:60000013 r6:eae55d8c r5:85216000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532acc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852ebf8c r4:852ebc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852ebf8c r4:85324600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85216000 r8:8532462c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324600 r8:80287e08 r7:eae51e60 r6:85324680 r5:85216000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8532ae80 INFO: task kworker/0:433:4422 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b4bbe000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:434:4425 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:434 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae5dd84 r8:00000002 r7:60000013 r6:eae5dd8c r5:85212400 r4:85212400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85212400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852be440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324700 r8:80287e08 r7:eae51e60 r6:85324880 r5:85212400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8532af80 INFO: task kworker/0:434:4425 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b4e78000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eac2f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:eac85000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:437 state:D stack:0 pid:4432 tgid:4432 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852f538c r4:852f5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852f538c r4:85324900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8524d400 r8:8532492c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324900 r8:80287e08 r7:eae69e60 r6:852ab180 r5:8524d400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8533a2c0 INFO: task kworker/0:437:4432 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b5727000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 1fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:eae7dd84 r8:00000002 r7:60000013 r6:eae7dd8c r5:8524c800 r5:00001000 r4:eacb7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8524c800 r8:85324aac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:439:4435 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:439 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae59d84 r8:00000002 r7:60000113 r6:eae59d8c r5:85216c00 r4:85216c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85216c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ad80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb5b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852f6b8c r4:852f6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852f6b8c r4:85324b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85216c00 r8:85324b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324b00 r8:80287e08 r7:eae7de60 r6:85324b80 r5:85216c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:8291a684 r9:eae81d84 r8:00000002 r7:60000013 r6:eae81d8c r5:85215400 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8533a6c0 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r5:84b4cf8c r4:84b4cc00 1fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:eae65d84 r8:00000002 r7:60000113 r6:eae65d8c r5:84838000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533a840 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84838000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eace7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852f5f8c r4:852f5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852f5f8c r4:85324800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84838000 r8:8532482c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85324800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85324800 r8:80287e08 r7:eae59e60 r6:85324c00 r5:84838000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8533a6c0 INFO: task kworker/0:441:4438 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b5e41000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:442:4441 blocked for more than 460 seconds. r4:84838c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xeae85fb0 to 0xeae85ff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b61ed000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:443:4442 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:443 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae8dd84 r8:00000002 r7:60000113 r6:eae8dd8c r5:84839800 r4:84839800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84839800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84839800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9f9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852f678c r4:852f6400 r7:dddced80 r6:83018000 r5:852f678c r4:85324d80 r10:61c88647 r9:84839800 r8:85324dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 Exception stack(0xe0501d28 to 0xe0501d70) 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483a400 r8:852cff2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852cff00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cff00 r8:80287e08 r7:eae59e60 r6:852cff80 r5:8483a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae89fb0 to 0xeae89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533adc0 INFO: task kworker/0:444:4445 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b6785000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:445:4447 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:445 state:D stack:0 pid:4447 tgid:4447 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae95d84 r8:00000002 r7:60000013 r6:eae95d8c r5:8483b000 r4:8483b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e040 r4:00000000 r5:00001000 r4:e0431000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r5:00001000 r4:e0315000 r4:84bc7780 [<8028ef50>] (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. r10:8291a684 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:8483bc00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e1c0 r5:00001000 r4:e04ad000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852f778c r4:852f7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852f778c r4:8534f100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483bc00 r8:8534f12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534f100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f100 r8:80287e08 r7:eae95e60 r6:8534f180 r5:8483bc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8534e080 INFO: task kworker/0:446:4449 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b6a38000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:447:4451 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:447 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae9dd84 r8:00000002 r7:60000013 r6:eae9dd8c r5:8483c800 r4:8483c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8483c800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852f7b8c r4:852f7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8534f280 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8534e400 INFO: task kworker/0:447:4451 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b6d7a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530138c r4:85301000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534ec40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8483d400 r8:8534f3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534f380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f380 r8:80287e08 r7:eae91e60 r6:8534f400 r5:8483d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaea9fb0 to 0xeaea9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8534e6c0 INFO: task kworker/0:449:4455 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b7841000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:216:4457 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:216 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:85249800 r4:85249800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85249800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533c9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85249800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea95d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85300b8c r4:85300800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85300b8c r4:852ab280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85249800 r8:852ab2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ab280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ab280 r8:80287e08 r7:ea9e9e60 r6:852ab300 r5:85249800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaea1fb0 to 0xeaea1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533cf40 INFO: task kworker/1:216:4457 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:217:4459 blocked for more than 460 seconds. r4:8524e000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ea7a7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8524e000 r8:852ab22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ab200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ab200 r8:80287e08 r7:eaea1e60 r6:852ab380 r5:8524e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaea5fb0 to 0xeaea5ff8) 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 r5:8028ef50 r4:8533cf40 INFO: task kworker/1:217:4459 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b7a37000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85300f8c r4:85300c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f600 r8:80287e08 r7:eae91e60 r6:852ab500 r5:85370c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8534edc0 INFO: task kworker/0:450:4463 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b7d66000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:218:4464 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:218 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaebdd84 r8:00000002 r7:60000113 r6:eaebdd8c r5:85371800 r4:85371800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85371800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85371800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85301b8c r4:85301800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85301b8c r4:852ab400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85371800 r8:852ab42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ab400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ab400 r8:80287e08 r7:eaea1e60 r6:852ab480 r5:85371800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaebdfb0 to 0xeaebdff8) 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 r5:8028ef50 r4:8533cf40 INFO: task kworker/1:218:4464 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b80f6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85372400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa91000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85301f8c r4:85301c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85301f8c r4:8534f700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85372400 r8:8534f72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534f700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f700 r8:80287e08 r7:eae91e60 r6:852ab580 r5:85372400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8534ef80 INFO: task kworker/0:451:4467 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b8757000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7780 [<8028ef50>] (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. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853462c0 r5:00001000 r4:eaafd000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530278c r4:85302400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84bcf280 INFO: task kworker/1:219:4469 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:219 state:D stack:0 pid:4469 tgid:4469 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaec5d84 r8:00000002 r7:60000013 r6:eaec5d8c r5:85373c00 r4:85373c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85373c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534eb40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85373c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530178c r4:85301400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8530178c r4:852ab680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85373c00 r8:852ab6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ab680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ab680 r8:80287e08 r7:eaebde60 r6:852ab700 r5:85373c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaec5fb0 to 0xeaec5ff8) 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 r5:8028ef50 r4:84772000 INFO: task kworker/1:219:4469 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b8fe1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85375400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabb7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847cfb8c r4:847cf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847cfb8c r4:852ab800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85375400 r8:852ab82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ab800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ab800 r8:80287e08 r7:eaebde60 r6:852ab880 r5:85375400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8538e240 INFO: task kworker/1:221:4474 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b93e7000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eaed5d84 r8:00000002 r7:60000113 r6:eaed5d8c r5:85376000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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 r5:8028ef50 r4:8538e240 INFO: task kworker/1:222:4475 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b9951000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:453:4477 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:453 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaed9d84 r8:00000002 r7:60000113 r6:eaed9d8c r5:85376c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346200 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530238c r4:85302000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85376c00 r8:8534f82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f800 r8:80287e08 r7:eaecde60 r6:852aba80 r5:85376c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8533c6c0 INFO: task kworker/0:453:4477 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: b9ff6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:223:4479 blocked for more than 460 seconds. task:kworker/1:223 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:83394b8c r4:83394800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:224:4481 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:224 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaeddd84 r8:00000002 r7:60000113 r6:eaeddd8c r5:85236c00 r4:85236c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85236c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eaadd000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ba89b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:454:4484 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:454 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:85361800 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346900 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: bad4e000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:85360000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85302b8c r4:85302800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85302b8c r4:8534f880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85360000 r8:8534f8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534f880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f880 r8:80287e08 r7:eaeede60 r6:852abd80 r5:85360000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaef1fb0 to 0xeaef1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85346340 INFO: task kworker/0:455:4486 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bb363000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:456:4487 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/0:458:4491 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:458 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:85363000 r4:85363000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85363000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853467c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85363000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530378c r4:85303400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530378c r4:8534f900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85363000 r8:8534f92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534f900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f900 r8:80287e08 r7:eaeede60 r6:852abf00 r5:85363000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf05fb0 to 0xeaf05ff8) 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 r5:8028ef50 r4:85346580 INFO: task kworker/0:458:4491 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bb95a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85303f8c r4:85303c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8534fa80 Exception stack(0xeae6dfb0 to 0xeae6dff8) r4:85346700 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r5:80000013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85304b8c r4:85304800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85304b8c r4:8534fb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85365400 r8:8534fb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534fb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534fb00 r8:80287e08 r7:eae6de60 r6:85391000 r5:85365400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf0dfb0 to 0xeaf0dff8) 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 r5:8028ef50 r4:85346840 INFO: task kworker/0:460:4495 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bbd94000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:461:4499 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:461 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaee9d84 r8:00000002 r7:60000113 r6:eaee9d8c r5:85366c00 r4:85366c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85366c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85366c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e8681000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530438c r4:85304000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530438c r4:8534fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85366c00 r8:8534fa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534fa00 r8:80287e08 r7:eaf0de60 r6:85391180 r5:85366c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaee9fb0 to 0xeaee9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85346c00 INFO: task kworker/0:461:4499 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bbd94000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:00001000 r4:ea84b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530478c r4:85304400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530478c r4:8534fc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85366000 r8:8534fcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534fc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534fc80 r8:80287e08 r7:eaf0de60 r6:85391280 r5:85366000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf11fb0 to 0xeaf11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85346e40 INFO: task kworker/0:462:4500 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bcba3000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:463:4503 blocked for more than 460 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:463 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf15d84 r8:00000002 r7:60000013 r6:eaf15d8c r5:85360c00 r4:85360c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85360c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85360c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85304f8c r4:85304c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/0:464:4505 blocked for more than 461 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85250000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85250000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530538c r4:85305000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530538c r4:8534fb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85250000 r8:8534fbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534fb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534fb80 r8:80287e08 r7:eaf15e60 r6:85391380 r5:85250000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf19fb0 to 0xeaf19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389080 INFO: task kworker/0:464:4505 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bd007000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:465:4507 blocked for more than 461 seconds. Workqueue: events bpf_prog_free_deferred r4:85250c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530578c r4:85305400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: bd759000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/0:466:4509 blocked for more than 461 seconds. r4:85251800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853893c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85251800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85305b8c r4:85305800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85305b8c r4:8534fd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85251800 r8:8534fdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534fd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534fd80 r8:80287e08 r7:eaf1de60 r6:85391480 r5:85251800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf09fb0 to 0xeaf09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389080 INFO: task kworker/0:466:4509 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bd759000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:467:4511 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:467 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf21d84 r8:00000002 r7:60000013 r6:eaf21d8c r5:85252400 r4:85252400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85252400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85252400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85305f8c r4:85305c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85389380 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) r5:80000013 r4:80239bb0 r4:82ac21e4 r4:e0501dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:00001000 r4:e0315000 r5:84b4cf8c r4:84b4cc00 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85253000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c438c r4:853c4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c438c r4:85391500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85253000 r8:8539152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391500 r8:80287e08 r7:eaeb1e60 r6:85391580 r5:85253000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf25fb0 to 0xeaf25ff8) 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 r5:8028ef50 r4:8538f240 INFO: task kworker/1:225:4513 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bde94000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:468:4514 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:468 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000113 r6:eaf29d8c r5:85253c00 r4:85253c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85253c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530638c r4:85306000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: be171000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:469:4518 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:469 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaee5d84 r8:00000002 r7:60000113 r6:eaee5d8c r5:85254800 r4:85254800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85254800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85254800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530678c r4:85306400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530678c r4:8534f480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85254800 r8:8534f4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534f480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f480 r8:80287e08 r7:eaf29e60 r6:85391700 r5:85254800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85389580 INFO: task kworker/0:469:4518 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: be3e8000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred r4:85255400 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389c40 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85255400 r8:8534f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xeaf2dfb0 to 0xeaf2dff8) 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 r5:8028ef50 r4:85389780 INFO: task kworker/0:470:4520 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: be3e8000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:226:4522 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:226 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:85256000 r4:85256000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85256000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85256000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead7d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c4b8c r4:853c4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:85391900 r8:80287e08 r7:eaf25e60 r6:85391780 r5:85256000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84bcf280 INFO: task kworker/1:227:4523 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:227 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000113 r6:eaf39d8c r5:85256c00 r4:85256c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85256c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538fa00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85256c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c478c r4:853c4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c478c r4:85391800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85256c00 r8:8539182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85391800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85391800 r8:80287e08 r7:eaf35e60 r6:85391980 r5:85256c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf39fb0 to 0xeaf39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8538f540 INFO: task kworker/1:227:4523 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bebf9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:471:4524 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:471 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000013 r6:eaf3dd8c r5:853c8000 r4:853c8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85306b8c r4:85306800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85306b8c r4:8534a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c8000 r8:8534a02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a000 r8:80287e08 r7:eaf2de60 r6:85391a00 r5:853c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf3dfb0 to 0xeaf3dff8) 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 r5:8028ef50 r4:85389b00 INFO: task kworker/0:471:4524 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bebf9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:853c8c00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d440 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85391a80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:472:4529 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:472 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf45d84 r8:00000002 r7:60000013 r6:eaf45d8c r5:853c9800 r4:853c9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac8f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530738c r4:85307000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530738c r4:8534a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c9800 r8:8534a0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a080 r8:80287e08 r7:eaf2de60 r6:85391b00 r5:853c9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf45fb0 to 0xeaf45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r4:e0501dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:853cb000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:853cb000 r8:8534a22c r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: bf002000 e02e7000 00000001 80239b98 7f539000 00000001 r4:e0501dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:474:4533 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:474 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf55d84 r8:00000002 r7:60000013 r6:eaf55d8c r5:853cc800 r4:853cc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853cc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacdb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85307b8c r4:85307800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85307b8c r4:8534a180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853cc800 r8:8534a1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a180 r8:80287e08 r7:eaf4de60 r6:85391c80 r5:853cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf55fb0 to 0xeaf55ff8) 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 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0501d28 to 0xe0501d70) 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:00000000 r5:00001000 r4:e0315000 r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:475:4536 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:475 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf61d84 r8:00000002 r7:60000113 r6:eaf61d8c r5:853cbc00 r4:853cbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853cbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530938c r4:85309000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530938c r4:8534a280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853cbc00 r8:8534a2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a280 r8:80287e08 r7:eaf55e60 r6:85391d00 r5:853cbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf61fb0 to 0xeaf61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85346840 INFO: task kworker/0:475:4536 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r5:80000013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:476 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:853ce000 r8:8534a32c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8534a300 r8:80287e08 r7:eaf61e60 r6:85391d80 r5:853ce000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8538fdc0 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d20: bf9fe000 e02e7000 00000001 80239b98 7f539000 00000001 r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:477:4539 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:477 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf6dd84 r8:00000002 r7:60000113 r6:eaf6dd8c r5:853cec00 r4:853cec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853cec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf6de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533c080 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530838c r4:85308000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530838c r4:8534a380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853cec00 r8:8534a3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a380 r8:80287e08 r7:eaf61e60 r6:85391e00 r5:853cec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf6dfb0 to 0xeaf6dff8) 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 r5:8028ef50 r4:8538ff40 INFO: task kworker/0:477:4539 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bf9fe000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:853cd400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8530878c r4:8534a480 r4:00000001 r4:8538ff40 Call trace: 1d20: bfc52000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:479:4542 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:479 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000013 r6:eaf79d8c r5:853d0c00 r4:853d0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85308b8c r4:85308800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85308b8c r4:8534a500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d0c00 r8:8534a52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a500 r8:80287e08 r7:eaf61e60 r6:85391f00 r5:853d0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf79fb0 to 0xeaf79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85395080 INFO: task kworker/0:479:4542 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: bfcea000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85308f8c r4:8534a100 r10:00000000 r9:8534a100 r8:80287e08 r7:eaf61e60 r6:85391f80 r5:853d2400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:481:4546 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:481 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:853d1800 r4:853d1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead45000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530978c r4:85309400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530978c r4:8534a580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d1800 r8:8534a5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8534a580 r8:80287e08 r7:eaf61e60 r6:85391080 r5:853d1800 r4:85395140 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:e0501dc0 r5:00001000 r4:e0315000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) INFO: task kworker/0:482:4548 blocked for more than 461 seconds. r4:853d0000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85309f8c r4:85309c00 r7:dddced80 r6:83018000 r5:85309f8c r4:8534a680 r4:8534a680 Exception stack(0xeaf91fb0 to 0xeaf91ff8) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80000013 r4:80239bb0 r4:e0501dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287e08>] (worker_thread) from [<8028f07c>] (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 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:483:4551 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:483 state:D stack:0 pid:4551 tgid:4551 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000013 r6:eaf9dd8c r5:853d3000 r4:853d3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85309b8c r4:85309800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85309b8c r4:8534a700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d3000 r8:8534a72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a700 r8:80287e08 r7:eaf91e60 r6:85391200 r5:853d3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf9dfb0 to 0xeaf9dff8) 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 r5:8028ef50 r4:85395380 INFO: task kworker/0:483:4551 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c0530000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:484:4553 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:484 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:853d6000 r4:853d6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853959c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadbb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530a78c r4:8530a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530a78c r4:8534a600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d6000 r8:8534a62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a600 r8:80287e08 r7:eaf91e60 r6:853a5000 r5:853d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafa5fb0 to 0xeafa5ff8) 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 r5:8028ef50 r4:853954c0 INFO: task kworker/0:484:4553 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c087c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:485:4555 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:485 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf41d84 r8:00000002 r7:60000113 r6:eaf41d8c r5:853d4800 r4:853d4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530a38c r4:8530a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530a38c r4:8534a800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d4800 r8:8534a82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a800 r8:80287e08 r7:eafa5e60 r6:853a5080 r5:853d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf41fb0 to 0xeaf41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85395740 INFO: task kworker/0:485:4555 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c0c5b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:229:4556 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:229 state:D stack:0 pid:4556 tgid:4556 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000113 r6:eafa9d8c r5:853d3c00 r4:853d3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c578c r4:853c5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c578c r4:853a5200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d3c00 r8:853a522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:853a5200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853a5200 r8:80287e08 r7:eaf31e60 r6:853a5100 r5:853d3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafa9fb0 to 0xeafa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85392e80 INFO: task kworker/1:229:4556 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c0cb5000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:486:4559 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:486 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000113 r6:eafb1d8c r5:853d5400 r4:853d5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530ab8c r4:8530a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530ab8c r4:8534a880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d5400 r8:8534a8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a880 r8:80287e08 r7:eafa5e60 r6:853a5180 r5:853d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafb1fb0 to 0xeafb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85395980 INFO: task kworker/0:486:4559 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c0cb5000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:487:4562 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:487 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafc5d84 r8:00000002 r7:60000113 r6:eafc5d8c r5:853d8c00 r4:853d8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafb7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530af8c r4:8530ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530af8c r4:8534a900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d8c00 r8:8534a92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a900 r8:80287e08 r7:eafb1e60 r6:853a5280 r5:853d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafc5fb0 to 0xeafc5ff8) 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 r5:8028ef50 r4:85395a40 INFO: task kworker/0:487:4562 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c12a4000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:488:4563 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:488 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:853d9800 r4:853d9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafbd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530b38c r4:8530b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530b38c r4:8534a400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d9800 r8:8534a42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a400 r8:80287e08 r7:eafc5e60 r6:853a5300 r5:853d9800 r4:00000001 [<8028ef50>] (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 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85395a40 INFO: task kworker/0:488:4563 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c12a4000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:489:4565 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:489 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafd5d84 r8:00000002 r7:60000013 r6:eafd5d8c r5:853db000 r4:853db000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853db000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853db000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb02b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530cf8c r4:8530cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530cf8c r4:8534a980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853db000 r8:8534a9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a980 r8:80287e08 r7:eafc9e60 r6:853a5380 r5:853db000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafd5fb0 to 0xeafd5ff8) 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 r5:8028ef50 r4:85395c80 INFO: task kworker/0:489:4565 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c15e5000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:490:4566 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:490 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:853dbc00 r4:853dbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853dbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafd7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530b78c r4:8530b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530b78c r4:8534aa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853dbc00 r8:8534aaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534aa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534aa80 r8:80287e08 r7:eafd5e60 r6:853a5400 r5:853dbc00 r4:00000001 [<8028ef50>] (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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85395c80 INFO: task kworker/0:490:4566 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c15e5000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:491:4568 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:491 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000013 r6:eafe9d8c r5:853dc800 r4:853dc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853dc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530bb8c r4:8530b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530bb8c r4:8534ab00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853dc800 r8:8534ab2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ab00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ab00 r8:80287e08 r7:eafd5e60 r6:853a5480 r5:853dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafe9fb0 to 0xeafe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85395e80 INFO: task kworker/0:491:4568 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c1b0e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:492:4570 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:492 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaff5d84 r8:00000002 r7:60000113 r6:eaff5d8c r5:853d8000 r4:853d8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaff7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530bf8c r4:8530bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530bf8c r4:8534a780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d8000 r8:8534a7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534a780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534a780 r8:80287e08 r7:eafd5e60 r6:853a5500 r5:853d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaff5fb0 to 0xeaff5ff8) 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 r5:8028ef50 r4:85392780 INFO: task kworker/0:492:4570 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c1b0e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:493:4573 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:493 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb00dd84 r8:00000002 r7:60000113 r6:eb00dd8c r5:853dec00 r4:853dec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853dec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaffd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530c38c r4:8530c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530c38c r4:8534ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853dec00 r8:8534ac2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ac00 r8:80287e08 r7:eafd5e60 r6:853a5580 r5:853dec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb00dfb0 to 0xeb00dff8) 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 r5:8028ef50 r4:853b1000 INFO: task kworker/0:493:4573 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c1e1d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:494:4574 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:494 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:853da400 r4:853da400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853da400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853da400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb013000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530c78c r4:8530c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530c78c r4:8534ab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853da400 r8:8534abac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ab80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ab80 r8:80287e08 r7:eafd5e60 r6:853a5600 r5:853da400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:853b1000 INFO: task kworker/0:494:4574 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c2459000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:495:4576 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:495 state:D stack:0 pid:4576 tgid:4576 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:853de000 r4:853de000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853de000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853de000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb019000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530cb8c r4:8530c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530cb8c r4:8534ac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853de000 r8:8534acac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ac80 r8:80287e08 r7:eafd5e60 r6:853a5680 r5:853de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb025fb0 to 0xeb025ff8) 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 r5:8028ef50 r4:853b11c0 INFO: task kworker/0:495:4576 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c2459000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:496:4578 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:496 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb035d84 r8:00000002 r7:60000013 r6:eb035d8c r5:853dd400 r4:853dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b16c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530d78c r4:8530d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530d78c r4:8534ad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853dd400 r8:8534ad2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ad00 r8:80287e08 r7:eafd5e60 r6:853a5700 r5:853dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb035fb0 to 0xeb035ff8) 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 r5:8028ef50 r4:853b1500 INFO: task kworker/0:496:4578 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c264d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:497:4580 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:497 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:853e0c00 r4:853e0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb031000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530d38c r4:8530d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530d38c r4:8534ae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e0c00 r8:8534ae2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ae00 r8:80287e08 r7:eb035e60 r6:853a5780 r5:853e0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb045fb0 to 0xeb045ff8) 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 r5:8028ef50 r4:853b13c0 INFO: task kworker/0:497:4580 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c264d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:498:4582 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:498 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb049d84 r8:00000002 r7:60000013 r6:eb049d8c r5:853e1800 r4:853e1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0421000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530df8c r4:8530dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530df8c r4:8534ae80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e1800 r8:8534aeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ae80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ae80 r8:80287e08 r7:eb035e60 r6:853a5800 r5:853e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb049fb0 to 0xeb049ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b1540 INFO: task kworker/0:498:4582 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c2948000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:499:4584 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:499 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb051d84 r8:00000002 r7:60000013 r6:eb051d8c r5:853e0000 r4:853e0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbfb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530db8c r4:8530d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530db8c r4:8534ad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e0000 r8:8534adac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ad80 r8:80287e08 r7:eb049e60 r6:853a5880 r5:853e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb051fb0 to 0xeb051ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b1600 INFO: task kworker/0:499:4584 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c2948000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:500:4586 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:500 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:853e2400 r4:853e2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e052f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530e38c r4:8530e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530e38c r4:850f5e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e2400 r8:850f5e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f5e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f5e00 r8:80287e08 r7:eb049e60 r6:853a5900 r5:853e2400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:853b1740 INFO: task kworker/0:500:4586 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c2c4b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:501:4589 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:501 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb061d84 r8:00000002 r7:60000013 r6:eb061d8c r5:853e3000 r4:853e3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530e78c r4:8530e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530e78c r4:8534f200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e3000 r8:8534f22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534f200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534f200 r8:80287e08 r7:eb059e60 r6:853a5980 r5:853e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb061fb0 to 0xeb061ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b19c0 INFO: task kworker/0:501:4589 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c2c4b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb065d84 r8:00000002 r7:60000113 r6:eb065d8c r5:853e4800 r5:853e4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea74f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530eb8c r4:8530e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530eb8c r4:8534fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:503:4593 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:503 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:853e5400 r4:853e5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea799000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:853e5400 r8:8534feac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:504:4595 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:504 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb06dd84 r8:00000002 r7:60000013 r6:eb06dd8c r5:853e6000 r4:853e6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395f40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:853c2000 r8:80287e08 r7:eb069e60 r6:853a5b00 r5:853e6000 Exception stack(0xeb06dfb0 to 0xeb06dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: c3152000 e02e7000 00000001 80239b98 7f539000 00000001 r4:82ac21e4 r4:e0501dc0 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:505:4597 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:505 state:D stack:0 pid:4597 tgid:4597 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb071d84 r8:00000002 r7:60000113 r6:eb071d8c r5:853e6c00 r4:853e6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:853c2080 r8:80287e08 r7:eb06de60 r6:853a5b80 r5:853e6c00 Exception stack(0xeb071fb0 to 0xeb071ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b1dc0 INFO: task kworker/0:505:4597 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c3152000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:506:4599 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:506 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb085d84 r8:00000002 r7:60000013 r6:eb085d8c r5:853d6c00 r4:853d6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea97b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530f78c r4:8530f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530f78c r4:853c2200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d6c00 r8:853c222c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2200 r8:80287e08 r7:eb071e60 r6:853a5c00 r5:853d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb085fb0 to 0xeb085ff8) 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 r5:8028ef50 r4:853c00c0 INFO: task kworker/0:506:4599 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c36b3000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fa0: 00000000 00000000 00000000 00000000 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:507:4600 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:507 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb089d84 r8:00000002 r7:60000013 r6:eb089d8c r5:853ca400 r4:853ca400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ca400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530ff8c r4:8530fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8530ff8c r4:853c2280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ca400 r8:853c22ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2280 r8:80287e08 r7:eb071e60 r6:853a5c80 r5:853ca400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:853c0280 INFO: task kworker/0:507:4600 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c36b3000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:508:4602 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:508 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb091d84 r8:00000002 r7:60000113 r6:eb091d8c r5:853e8c00 r4:853e8c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eaa7f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547838c r4:85478000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547838c r4:853c2300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e8c00 r8:853c232c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2300 r8:80287e08 r7:eb089e60 r6:853a5d00 r5:853e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb091fb0 to 0xeb091ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c02c0 INFO: task kworker/0:508:4602 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) INFO: task kworker/0:509:4605 blocked for more than 461 seconds. r4:8536c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c3a12000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:510:4607 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:510 state:D stack:0 pid:4607 tgid:4607 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: c3d30000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:511:4609 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:511 state:D stack:0 pid:4609 tgid:4609 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf49d84 r8:00000002 r7:60000013 r6:eaf49d8c r5:8536d400 r4:8536d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8536d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8536d400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaf9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85478f8c r4:85478c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85478f8c r4:853c2180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:e0501dc0 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:512:4611 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:512 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:8536e000 r4:8536e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8536e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8536e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547978c r4:85479400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547978c r4:853c2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:853c0880 Call trace: 1d20: c3ff7000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:513:4614 blocked for more than 462 seconds. r10:8291a684 r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:8536a400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547938c r4:85479000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:514:4615 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:514 state:D stack:0 pid:4615 tgid:4615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:853e9800 r4:853e9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaeab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85479b8c r4:85479800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85479b8c r4:853c2580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e9800 r8:853c25ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2580 r8:80287e08 r7:eb099e60 r6:853a5d80 r5:853e9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d20: c46c2000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:515 state:D stack:0 pid:4618 tgid:4618 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaec1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85479f8c r4:85479c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85479f8c r4:853c2780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853eb000 r8:853c27ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2780 r8:80287e08 r7:eb0c9e60 r6:853a5e00 r5:853eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) 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 r5:8028ef50 r4:853c0d80 INFO: task kworker/0:515:4618 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c46c2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:516 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb133000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547c38c r4:8547c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547c38c r4:853c2900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ec800 r8:853c292c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2900 r8:80287e08 r7:eb0d5e60 r6:853a5e80 r5:853ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853c0e00 INFO: task kworker/0:516:4619 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c4802000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e0315000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0ddfb0 to 0xeb0ddff8) 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 r5:8028ef50 r4:84772380 INFO: task kworker/0:517:4620 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c4802000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb09d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80000013 r4:80239bb0 r4:e0501dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) r4:84bcf280 Workqueue: events bpf_prog_free_deferred r5:853eec00 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8547ab8c r4:853c2880 r10:61c88647 r9:853eec00 r8:853c28ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2880 r8:80287e08 r7:eb0d9e60 r6:85450000 r5:853eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r5:8028ef50 r4:853b1e40 INFO: task kworker/0:519:4624 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c4e79000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:520:4627 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:520 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:853ee000 r4:853ee000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ee000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:00001000 r4:eb0f5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547af8c r4:8547ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547af8c r4:853c2b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ee000 r8:853c2bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:853c2b80 r8:80287e08 r7:eb0d9e60 r6:85450080 r5:853ee000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e0315000 r4:84bc7780 [<8028ef50>] (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 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:521:4628 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:521 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb111d84 r8:00000002 r7:60000013 r6:eb111d8c r5:853ed400 r4:853ed400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ed400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb107000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547b38c r4:8547b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547b38c r4:853c2b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ed400 r8:853c2b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2b00 r8:80287e08 r7:eb0d9e60 r6:85450100 r5:853ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb111fb0 to 0xeb111ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8544b080 INFO: task kworker/0:521:4628 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c50ea000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) 1fa0: 00000000 00000000 00000000 00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xeb119fb0 to 0xeb119ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 1d20: c50ea000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:523:4633 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:523 state:D stack:0 pid:4633 tgid:4633 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb129d84 r8:00000002 r7:60000013 r6:eb129d8c r5:853f1800 r4:853f1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b580 r5:00001000 r4:eb11f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547bb8c r4:8547b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547bb8c r4:853c2c00 r10:61c88647 r9:853f1800 r8:853c2c2c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:853f2400 r4:8291a680 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8544b500 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c5783000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:525:4637 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:525 state:D stack:0 pid:4637 tgid:4637 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:853f3000 r4:853f3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544ba80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb147000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547cb8c r4:8547c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547cb8c r4:853c2e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f3000 r8:853c2e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2e00 r8:80287e08 r7:eb0d9e60 r6:85450300 r5:853f3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb13dfb0 to 0xeb13dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8544b740 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0501d28 to 0xe0501d70) 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:82ac21e4 r4:e0501dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r5:00001000 r4:e0315000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:526:4639 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:526 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:853f3c00 r4:853f3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb139000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547c78c r4:8547c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547c78c r4:853c2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f3c00 r8:853c2eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2e80 r8:80287e08 r7:eb13de60 r6:85450380 r5:853f3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb145fb0 to 0xeb145ff8) 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 r5:8028ef50 r4:8544b7c0 INFO: task kworker/0:526:4639 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c5783000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:527:4641 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:527 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:853f4800 r4:853f4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb175000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547df8c r4:8547dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547df8c r4:853c2f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f4800 r8:853c2f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2f00 r8:80287e08 r7:eb13de60 r6:85450400 r5:853f4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb151fb0 to 0xeb151ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8544b9c0 INFO: task kworker/0:527:4641 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c5d50000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:528:4642 blocked for more than 462 seconds. Workqueue: events bpf_prog_free_deferred r5:853f5400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544bc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb14d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547cf8c r4:8547cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547cf8c r4:853c2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f5400 r8:853c2fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2f80 r8:80287e08 r7:eb151e60 r6:85450480 r5:853f5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb155fb0 to 0xeb155ff8) 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 r5:8028ef50 r4:8544b900 INFO: task kworker/0:528:4642 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c624f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:529:4645 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:529 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb165d84 r8:00000002 r7:60000113 r6:eb165d8c r5:853f6000 r4:853f6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544bc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb15b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547d38c r4:8547d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547d38c r4:853c2d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f6000 r8:853c2dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2d80 r8:80287e08 r7:eb151e60 r6:85450500 r5:853f6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb165fb0 to 0xeb165ff8) 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 r5:8028ef50 r4:8544bcc0 INFO: task kworker/0:529:4645 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c624f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:530:4647 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/0:530 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb161000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547d78c r4:8547d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547d78c r4:8534af80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f6c00 r8:8534afac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534af80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534af80 r8:80287e08 r7:eb151e60 r6:85450580 r5:853f6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb16dfb0 to 0xeb16dff8) 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 r5:8028ef50 r4:8544bd80 INFO: task kworker/0:530:4647 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c6450000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:531:4650 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:531 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000013 r6:eb18dd8c r5:853f0000 r4:853f0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb16f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547db8c r4:8547d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547db8c r4:85456000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f0000 r8:8545602c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85456000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85456000 r8:80287e08 r7:eb151e60 r6:85450600 r5:853f0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb18dfb0 to 0xeb18dff8) 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 r5:8028ef50 r4:85454100 INFO: task kworker/0:531:4650 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c6913000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:532:4652 blocked for more than 462 seconds. task:kworker/0:532 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:853f8000 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547e78c r4:8547e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547e78c r4:85456100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f8000 r8:8545612c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85456100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85456100 r8:80287e08 r7:eb151e60 r6:85450680 r5:853f8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb191fb0 to 0xeb191ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85454340 INFO: task kworker/0:532:4652 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c6a94000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:533:4653 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:533 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb195d84 r8:00000002 r7:60000013 r6:eb195d8c r5:853f8c00 r4:853f8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb183000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547e38c r4:8547e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547e38c r4:85456180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f8c00 r8:854561ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85456180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85456180 r8:80287e08 r7:eb191e60 r6:85450700 r5:853f8c00 r4:00000001 [<8028ef50>] (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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85454340 INFO: task kworker/0:533:4653 is blocked on a mutex likely owned by task kworker/0:178:3691. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c6afa000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:230:4658 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:230 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb181d84 r8:00000002 r7:60000113 r6:eb181d8c r5:853f9800 r4:853f9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c5f8c r4:853c5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c5f8c r4:85450780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f9800 r8:854507ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85450780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85450780 r8:80287e08 r7:eaf31e60 r6:85450800 r5:853f9800 r4:00000001 [<8028ef50>] (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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: c6e6f000 e02e7000 00000001 80239b98 7f539000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:231:4662 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:231 state:D stack:0 pid:4662 tgid:4662 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaba1d84 r8:00000002 r7:60000013 r6:eaba1d8c r5:853fa400 r4:853fa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853fa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c638c r4:853c6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c638c r4:85450880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853fa400 r8:854508ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85450880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85450880 r8:80287e08 r7:eb181e60 r6:85450900 r5:853fa400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8545d4c0 INFO: task kworker/1:231:4662 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c6e6f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:232:4664 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:232 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:85368c00 r4:85368c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85368c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 r5:00001000 r4:eab45000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c678c r4:853c6400 r7:ddde2d80 r6:83018200 r5:853c678c r4:85450980 r10:61c88647 r9:85368c00 r8:854509ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeafd1fb0 to 0xeafd1ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c6fb5000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:233:4666 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:233 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000013 r6:eaff1d8c r5:8536bc00 r4:8536bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8536bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c6b8c r4:853c6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c6b8c r4:85450b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8536bc00 r8:85450b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85450b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85450b00 r8:80287e08 r7:eafd1e60 r6:85456300 r5:8536bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaff1fb0 to 0xeaff1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545d800 INFO: task kworker/1:233:4666 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:234:4667 blocked for more than 462 seconds. task:kworker/1:234 state:D stack:0 pid:4667 tgid:4667 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb001d84 r8:00000002 r7:60000113 r6:eb001d8c r5:85369800 r4:85369800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85369800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545dc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85369800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabcd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c738c r4:853c7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c738c r4:85450b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85369800 r8:85450bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85450b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85450b80 r8:80287e08 r7:eaff1e60 r6:85456200 r5:85369800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r5:8028ef50 r4:8545d900 INFO: task kworker/1:234:4667 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c75f1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8536b000 r8:85450a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 r5:84b4cf8c r4:84b4cc00 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85368000 r8:854563ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85456380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85456380 r8:80287e08 r7:eb191e60 r6:85456400 r5:85368000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb01dfb0 to 0xeb01dff8) 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 r5:8028ef50 r4:85454cc0 INFO: task kworker/0:534:4671 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c7678000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 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. [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c7dc6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r5:00001000 r4:e0315000 1fa0: 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c7b8c r4:853c7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c7b8c r4:85450d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483ec00 r8:85450d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85450d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85450d00 r8:80287e08 r7:eb029e60 r6:85456600 r5:8483ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb199fb0 to 0xeb199ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:239:4678 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:239 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000113 r6:eb1a5d8c r5:849a1800 r4:849a1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) 1d20: c88c8000 e02e7000 00000001 80239b98 7f539000 00000001 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:00000000 r9:85450e80 r8:80287e08 r7:eb1a5e60 r6:85456780 r5:849a0c00 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:241:4682 blocked for more than 462 seconds. Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/1:241 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:849a2400 r8:85450e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: c9101000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) INFO: task kworker/1:242:4684 blocked for more than 462 seconds. r10:8291a684 r9:eb1bdd84 r8:00000002 r7:60000113 r6:eb1bdd8c r5:849a3000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542038c r4:85420000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: c958a000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:243:4686 blocked for more than 463 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:243 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1c5d84 r8:00000002 r7:60000113 r6:eb1c5d8c r5:849a3c00 r4:849a3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854446c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead1b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542078c r4:85420400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542078c r4:85441180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a3c00 r8:854411ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441180 r8:80287e08 r7:eb1b5e60 r6:85456900 r5:849a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) 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 r5:8028ef50 r4:854444c0 INFO: task kworker/1:243:4686 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c971c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:244:4688 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:244 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1cdd84 r8:00000002 r7:60000013 r6:eb1cdd8c r5:849a6000 r4:849a6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:ead2b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85420b8c r4:85420800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85420b8c r4:85441080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a6000 r8:854410ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441080 r8:80287e08 r7:eb1b5e60 r6:85456980 r5:849a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1cdfb0 to 0xeb1cdff8) 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 r5:8028ef50 r4:85444680 INFO: task kworker/1:244:4688 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: c9bf1000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:245:4690 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:245 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:853fbc00 r4:853fbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853fbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85444900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85420f8c r4:85420c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85420f8c r4:85441280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853fbc00 r8:854412ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441280 r8:80287e08 r7:eb1b5e60 r6:85441200 r5:853fbc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85444780 INFO: task kworker/1:245:4690 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ca336000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:246:4692 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:246 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000113 r6:eb1d1d8c r5:853fc800 r4:853fc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853fc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85444a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542138c r4:85421000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542138c r4:85441400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853fc800 r8:8544142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441400 r8:80287e08 r7:eb1b5e60 r6:85441300 r5:853fc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85444b00 INFO: task kworker/1:246:4692 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ca9dc000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:247:4694 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:247 state:D stack:0 pid:4694 tgid:4694 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:853fd400 r4:853fd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853fd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85444cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85421b8c r4:85421800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85421b8c r4:85441480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853fd400 r8:854414ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441480 r8:80287e08 r7:eb1b5e60 r6:85441100 r5:853fd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) 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 r5:8028ef50 r4:85444980 INFO: task kworker/1:247:4694 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ca9dc000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:248:4697 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:248 state:D stack:0 pid:4697 tgid:4697 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000013 r6:eb1d9d8c r5:853fe000 r4:853fe000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853fe000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85444f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85421f8c r4:85421c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85421f8c r4:85441380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853fe000 r8:854413ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441380 r8:80287e08 r7:eb1d5e60 r6:85441580 r5:853fe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85444d00 INFO: task kworker/1:248:4697 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ca9dc000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:249:4698 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:249 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:853fec00 r4:853fec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853fec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84772540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85422b8c r4:85422800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85422b8c r4:85441600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853fec00 r8:8544162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441600 r8:80287e08 r7:eb1d9e60 r6:85441500 r5:853fec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1ddfb0 to 0xeb1ddff8) 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 r5:8028ef50 r4:85444d00 INFO: task kworker/1:249:4698 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cac95000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:536:4701 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:536 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb115d84 r8:00000002 r7:60000013 r6:eb115d8c r5:854b8000 r4:854b8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854b8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e045b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547f38c r4:8547f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547f38c r4:85456a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854b8000 r8:85456a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85456a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85456a00 r8:80287e08 r7:eb01de60 r6:85441680 r5:854b8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb115fb0 to 0xeb115ff8) 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 r5:8028ef50 r4:85439640 INFO: task kworker/0:536:4701 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cb085000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:250:4703 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:250 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1e5d84 r8:00000002 r7:60000013 r6:eb1e5d8c r5:849a4800 r4:849a4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545dd40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542238c r4:85422000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542238c r4:85441800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a4800 r8:8544182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441800 r8:80287e08 r7:eb1dde60 r6:85456b80 r5:849a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) 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 r5:8028ef50 r4:8545df40 INFO: task kworker/1:250:4703 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cb41f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:251:4704 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:251 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:849a6c00 r4:849a6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542278c r4:85422400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542278c r4:85441880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a6c00 r8:854418ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441880 r8:80287e08 r7:eb1dde60 r6:85456a80 r5:849a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854545c0 INFO: task kworker/1:251:4704 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cb41f000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:252:4705 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:252 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000113 r6:eb1edd8c r5:849a5400 r4:849a5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545dec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85422f8c r4:85422c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85422f8c r4:85441900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a5400 r8:8544192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441900 r8:80287e08 r7:eb1dde60 r6:85456b00 r5:849a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1edfb0 to 0xeb1edff8) 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 r5:8028ef50 r4:85454900 INFO: task kworker/1:252:4705 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cb61a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:253:4710 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:253 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1fdd84 r8:00000002 r7:60000113 r6:eb1fdd8c r5:85378000 r4:85378000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85378000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b2000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85378000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542338c r4:85423000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542338c r4:85441700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85378000 r8:8544172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441700 r8:80287e08 r7:eb1ede60 r6:85456c00 r5:85378000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1fdfb0 to 0xeb1fdff8) 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 r5:8028ef50 r4:853b20c0 INFO: task kworker/1:253:4710 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cb9f9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:254:4711 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:254 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:8537a400 r4:8537a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b2380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8537a400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85423b8c r4:85423800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85423b8c r4:85441780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537a400 r8:854417ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441780 r8:80287e08 r7:eb1fde60 r6:85456c80 r5:8537a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb201fb0 to 0xeb201ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b20c0 INFO: task kworker/1:254:4711 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cbd37000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:255:4712 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:255 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb205d84 r8:00000002 r7:60000013 r6:eb205d8c r5:85378c00 r4:85378c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85378c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b2200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85378c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542378c r4:85423400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542378c r4:85441980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85378c00 r8:854419ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441980 r8:80287e08 r7:eb201e60 r6:85456d00 r5:85378c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb205fb0 to 0xeb205ff8) 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 r5:8028ef50 r4:853b20c0 INFO: task kworker/1:255:4712 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cc068000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:537:4718 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:537 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:8537b000 r4:8537b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8537b000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea7f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547ff8c r4:8547fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547ff8c r4:85456e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537b000 r8:85456eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85456e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85456e80 r8:80287e08 r7:eb01de60 r6:85456f00 r5:8537b000 r4:00000001 [<8028ef50>] (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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85439f40 INFO: task kworker/0:537:4718 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cc068000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:538:4719 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:538 state:D stack:0 pid:4719 tgid:4719 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:8537bc00 r4:8537bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8537bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea761000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547fb8c r4:8547f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547fb8c r4:8534af00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537bc00 r8:8534af2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534af00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534af00 r8:80287e08 r7:eb1f9e60 r6:8534aa00 r5:8537bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85439f40 INFO: task kworker/0:538:4719 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cc54e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:539:4722 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:539 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb03dd84 r8:00000002 r7:60000113 r6:eb03dd8c r5:8537c800 r4:8537c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8537c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8490538c r4:84905000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8490538c r4:853c2a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537c800 r8:853c2a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853c2a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853c2a00 r8:80287e08 r7:eb1f9e60 r6:85456d80 r5:8537c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb03dfb0 to 0xeb03dff8) 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 r5:8028ef50 r4:85439f40 INFO: task kworker/0:539:4722 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cc54e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:256:4723 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:256 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0cdd84 r8:00000002 r7:60000113 r6:eb0cdd8c r5:8537d400 r4:8537d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b2a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8537d400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaac9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542838c r4:85428000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542838c r4:85441a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537d400 r8:85441a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441a00 r8:80287e08 r7:eb201e60 r6:85456e00 r5:8537d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0cdfb0 to 0xeb0cdff8) 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 r5:8028ef50 r4:853b26c0 INFO: task kworker/1:256:4723 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cc895000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:540:4724 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:540 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0f9d84 r8:00000002 r7:60000113 r6:eb0f9d8c r5:8537e000 r4:8537e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8537e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549078c r4:85490400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549078c r4:853b7100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537e000 r8:853b712c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7100 r8:80287e08 r7:eb03de60 r6:853b7000 r5:8537e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b6080 INFO: task kworker/0:540:4724 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cc895000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:257:4725 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:257 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb12dd84 r8:00000002 r7:60000113 r6:eb12dd8c r5:85379800 r4:85379800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85379800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b28c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85379800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85423f8c r4:85423c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85423f8c r4:85441b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85379800 r8:85441b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441b00 r8:80287e08 r7:eb0cde60 r6:853b7080 r5:85379800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb12dfb0 to 0xeb12dff8) 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 r5:8028ef50 r4:853b26c0 INFO: task kworker/1:257:4725 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ccce6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:541:4727 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:541 state:D stack:0 pid:4727 tgid:4727 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:854ba400 r4:854ba400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854ba400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549038c r4:85490000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549038c r4:853b7180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ba400 r8:853b71ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7180 r8:80287e08 r7:eb0f9e60 r6:85441b80 r5:854ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb169fb0 to 0xeb169ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b6540 INFO: task kworker/0:541:4727 is blocked on a mutex likely owned by task kworker/0:178:3691. Call trace: Exception stack(0xe0501d28 to 0xe0501d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:848d0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848d0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ebc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85429f8c r4:85429c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85429f8c r4:85441a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d0c00 r8:85441aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85441a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85441a80 r8:80287e08 r7:eb0cde60 r6:853b7300 r5:848d0c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:853b2940 INFO: task kworker/1:258:4731 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cd51e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) r4:84bcf280 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:848d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 r5:85490b8c r4:85490800 r7:dddced80 r6:83018000 r5:85490b8c r4:853b7200 r10:00000000 r9:853b7200 r8:80287e08 r7:eb0f9e60 r6:853b7400 r5:848d0000 INFO: task kworker/0:542:4732 is blocked on a mutex likely owned by task kworker/0:178:3691. Exception stack(0xe0501d28 to 0xe0501d70) r5:80000013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) r4:84bcf280 Workqueue: events bpf_prog_free_deferred r5:854bb000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85491b8c r4:85491800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85491b8c r4:853b7280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854bb000 r8:853b72ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7280 r8:80287e08 r7:eb209e60 r6:85441c80 r5:854bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb20dfb0 to 0xeb20dff8) 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 r5:8028ef50 r4:853b68c0 INFO: task kworker/0:543:4735 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cde6e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:544:4737 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:544 state:D stack:0 pid:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb211d84 r8:00000002 r7:60000113 r6:eb211d8c r5:854bc800 r4:854bc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854bc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaead000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85490f8c r4:85490c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85490f8c r4:853b7500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854bc800 r8:853b752c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7500 r8:80287e08 r7:eb20de60 r6:85441d00 r5:854bc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb211fb0 to 0xeb211ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b69c0 INFO: task kworker/0:544:4737 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ce1c0000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:259:4738 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:259 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85566240 r5:85428b8c r4:85428800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85441c00 r8:80287e08 r7:eb189e60 r6:85441d80 r5:854bd400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 Exception stack(0xe0501d28 to 0xe0501d70) 1d60: 80230ad0 80239bb0 80000013 ffffffff [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e0315000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:545 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854be000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaee1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549138c r4:85491000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549138c r4:853b7580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854be000 r8:853b75ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7580 r8:80287e08 r7:eb20de60 r6:85441e00 r5:854be000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb219fb0 to 0xeb219ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b6c80 INFO: task kworker/0:545:4739 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: ceb47000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:546:4741 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:546 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000013 r6:eb21dd8c r5:854bec00 r4:854bec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854bec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6d00 r5:8549178c r4:85491400 r10:61c88647 r9:854bec00 r8:853b762c r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:e0501dc0 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:547:4744 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:547 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:854b9800 r4:854b9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854b9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb01f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85492b8c r4:85492800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85492b8c r4:853b7680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854b9800 r8:853b76ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7680 r8:80287e08 r7:eb20de60 r6:85441f00 r5:854b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb225fb0 to 0xeb225ff8) 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 r5:8028ef50 r4:853b6e80 INFO: task kworker/0:547:4744 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r4:e0501dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:85491f8c r4:85491c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85491f8c r4:853b7700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854b8c00 r8:853b772c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7700 r8:80287e08 r7:eb225e60 r6:85441f80 r5:854b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb229fb0 to 0xeb229ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853b6e80 INFO: task kworker/0:548:4745 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cf007000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0501dc0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:549:4747 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:549 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:854c0000 r4:854c0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854c0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:854c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r5:8549238c r4:85492000 r10:00000000 r9:853b7780 r8:80287e08 r7:eb225e60 r6:85450f00 r5:854c0000 Exception stack(0xe0501d28 to 0xe0501d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8549278c r4:85492400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549278c r4:853b7380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854c1800 r8:853b73ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7380 r8:80287e08 r7:eb225e60 r6:85450c00 r5:854c1800 r4:00000001 [<8028ef50>] (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 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853af200 INFO: task kworker/0:550:4749 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cf460000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 1fa0: 00000000 00000000 00000000 00000000 r4:854c3000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8549338c r4:85493000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0501d28 to 0xe0501d70) r4:e0501dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0501fb0 to 0xe0501ff8) Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85492f8c r4:85492c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85492f8c r4:853b7900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854c2400 r8:853b792c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7900 r8:80287e08 r7:eb241e60 r6:8543a000 r5:854c2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb249fb0 to 0xeb249ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853af280 INFO: task kworker/0:552:4753 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cfa4a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 INFO: task kworker/0:553:4755 blocked for more than 463 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 r5:00001000 r4:eb08b000 r5:85493b8c r4:85493800 r4:853b7980 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:80000013 r4:80239bb0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854c5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb259e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb05d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549378c r4:85493400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549378c r4:853b7880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854c5400 r8:853b78ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7880 r8:80287e08 r7:eb251e60 r6:8543a100 r5:854c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb259fb0 to 0xeb259ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853af540 INFO: task kworker/0:554:4757 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 Exception stack(0xe0501fb0 to 0xe0501ff8) Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8549438c r4:85494000 r7:dddced80 r6:83018000 r5:8549438c r4:853b7a80 r10:00000000 r9:853b7a80 r8:80287e08 r7:eb251e60 r6:8543a180 r5:854c4800 Call trace: r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: cfe09000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85493f8c r4:85493c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85493f8c r4:853b7a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854c3c00 r8:853b7a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7a00 r8:80287e08 r7:eb261e60 r6:8543a200 r5:854c3c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:853af700 INFO: task kworker/0:556:4761 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 Exception stack(0xe0501d28 to 0xe0501d70) r4:e0501dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 r4:854c6000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8549538c r4:85495000 1fa0: 00000000 00000000 00000000 00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:00001000 r4:e0315000 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8549478c r4:85494400 r10:00000000 r9:853b7b00 r8:80287e08 r7:eb271e60 r6:8543a300 r5:854bbc00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853af980 INFO: task kworker/0:558:4765 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d0821000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:85494b8c r4:85494800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854c8c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) INFO: task kworker/0:560:4769 is blocked on a mutex likely owned by task kworker/0:178:3691. r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:561:4772 blocked for more than 463 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:561 state:D stack:0 pid:4772 tgid:4772 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb299d84 r8:00000002 r7:60000013 r6:eb299d8c r5:854c8000 r4:854c8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854c8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb141000 r5:85495b8c r4:85495800 r10:61c88647 r9:854c8000 r8:853b7dac r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d10aa000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:82ac21e4 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) INFO: task kworker/0:562:4773 blocked for more than 463 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 r5:8549578c r4:85495400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 task:kworker/0:563 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85460200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85495f8c r4:85495c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85495f8c r4:853b7480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854cb000 r8:853b74ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853b7480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853b7480 r8:80287e08 r7:eb299e60 r6:8543a580 r5:854cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85460100 INFO: task kworker/0:563:4776 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d165e000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84b4cf8c r4:84b4cc00 r4:00000001 r4:84bcf280 r4:854cbc00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8549638c r4:85496000 r10:00000000 r9:853b7e80 r8:80287e08 r7:eb2a1e60 r6:8543a600 r5:854cbc00 Exception stack(0xe0501d28 to 0xe0501d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:565:4779 blocked for more than 464 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:565 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8549678c r4:85496400 r10:61c88647 r9:854cc800 r8:85456fac r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/0:565:4779 is blocked on a mutex likely owned by task kworker/0:178:3691. r4:e0501dc0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bcf280 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2a9d84 r8:00000002 r7:60000013 r6:eb2a9d8c r5:854cd400 r4:854cd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854cd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854607c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549738c r4:85497000 r7:dddced80 r6:83018000 r5:8549738c r4:8545b000 r10:00000000 r9:8545b000 r8:80287e08 r7:eb2a5e60 r6:8543a700 r5:854cd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85460480 INFO: task kworker/0:566:4782 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0501d28 to 0xe0501d70) r4:00000000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/0:567:4784 blocked for more than 464 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 r5:85496b8c r4:85496800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:85496f8c r4:85496c00 r7:dddced80 r6:83018000 r5:85496f8c r4:8545b200 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d20: d24d6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0501fb0 to 0xe0501ff8) INFO: task kworker/0:569:4787 blocked for more than 464 seconds. r4:854d0000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85460c00 r5:85497f8c r4:85497c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:854d0000 r8:8545b2ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0501fb0 to 0xe0501ff8) Workqueue: events bpf_prog_free_deferred r4:00000000 r4:00000000 r5:8549778c r4:85497400 r10:61c88647 r9:854d1800 r8:8545b32c r7:82804d40 r6:dddced80 r5:dddceda0 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 r5:8028ef50 r4:85460800 INFO: task kworker/0:570:4789 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d2c20000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85497b8c r4:85497800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8549938c r4:85499000 r10:61c88647 r9:854d3c00 r8:8545b12c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8549838c r4:85498000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:854d2400 r8:8545b42c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xeb2ddfb0 to 0xeb2ddff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:574:4797 blocked for more than 464 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:574 state:D stack:0 pid:4797 tgid:4797 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:854d4800 r4:854d4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854d4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85460e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549878c r4:85498400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549878c r4:8545b480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854d4800 r8:8545b4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545b480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545b480 r8:80287e08 r7:eb2d5e60 r6:8543ab00 r5:854d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) 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 r5:8028ef50 r4:85460c80 INFO: task kworker/0:574:4797 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d3278000 e02e7000 00000001 80239b98 7f539000 00000001 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:575 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:854d0c00 r4:854d0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854d0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543dcc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85498b8c r4:85498800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85498b8c r4:8545b500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854d0c00 r8:8545b52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545b500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545b500 r8:80287e08 r7:eb2d5e60 r6:8543ab80 r5:854d0c00 Exception stack(0xeb2edfb0 to 0xeb2edff8) Call trace: 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:00000000 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 1fa0: 00000000 00000000 00000000 00000000 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:854d5400 r8:8545b62c r7:82804d40 r6:dddced80 r5:dddceda0 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 r5:8028ef50 r4:8543d200 INFO: task kworker/0:576:4801 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d36dc000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:577 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018005 r8:854d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 r7:dddced80 r6:83018000 r5:8549978c r4:8545b580 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:e0501dc0 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:578:4807 blocked for more than 464 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:578 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb30dd84 r8:00000002 r7:60000113 r6:eb30dd8c r5:854d8000 r4:854d8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854d8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb30de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85499b8c r4:85499800 r10:00000000 r9:8545b180 r8:80287e08 r7:eb305e60 r6:8543ad00 r5:854d8000 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:84b4cf8c r4:84b4cc00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eaf51000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549a38c r4:8549a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549a38c r4:8545b780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854d8c00 r8:8545b7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545b780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545b780 r8:80287e08 r7:eb30de60 r6:8543ad80 r5:854d8c00 r4:85472180 INFO: task kworker/0:579:4808 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0501d28 to 0xe0501d70) r5:84b4cf8c r4:84b4cc00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:85499f8c r4:85499c00 Exception stack(0xeb315fb0 to 0xeb315ff8) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:84bc7780 r4:84bcf280 Call trace: r5:854db000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85472600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854db000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf5b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549a78c r4:8549a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r5:854dbc00 r4:8291a680 r9:83018005 r8:854dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 Exception stack(0xeb321fb0 to 0xeb321ff8) 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 task:kworker/0:583 state:D stack:0 pid:4816 tgid:4816 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8549af8c r4:8549ac00 r10:61c88647 r9:854dc800 r8:8545b82c r7:82804d40 r6:dddced80 r5:dddceda0 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:84bc7780 INFO: task kworker/0:584:4818 blocked for more than 464 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:584 state:D stack:0 pid:4818 tgid:4818 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb329d84 r8:00000002 r7:60000013 r6:eb329d8c r5:854dd400 r4:854dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85472bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r5:8549b78c r4:8549b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0501fb0 to 0xe0501ff8) r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000013 r6:eb32dd8c r5:854de000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:8549b38c r4:8545ba80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8549bb8c r4:8549b800 Exception stack(0xeb331fb0 to 0xeb331ff8) r4:00000000 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000001 INFO: task kworker/0:587:4825 blocked for more than 464 seconds. [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85472e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854da400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb171000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549bf8c r4:8549bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549bf8c r4:8545b980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854da400 r8:8545b9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545b980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545b980 r8:80287e08 r7:eb331e60 r6:85568180 r5:854da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0fdfb0 to 0xeb0fdff8) 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 r5:8028ef50 r4:85472b80 INFO: task kworker/0:587:4825 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0501d28 to 0xe0501d70) r4:e0501dc0 r5:00001000 r4:e0315000 r4:00000001 task:kworker/0:588 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d4fd6000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018005 r8:854c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 r7:dddced80 r6:83018000 r5:8549c78c r4:8545bc80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8549cf8c r4:8549cc00 r10:00000000 r9:8545b700 r8:80287e08 r7:eb33de60 r6:85568280 r5:854e0c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85466b00 INFO: task kworker/0:590:4831 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d53c0000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb341e08 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549cb8c r4:8549c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549cb8c r4:8545bd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e1800 r8:8545bd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545bd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:260:4835 blocked for more than 464 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:260 state:D stack:0 pid:4835 tgid:4835 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:854e2400 r4:854e2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8542938c r4:85429000 r10:61c88647 r9:854e2400 r8:855684ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:eb351d84 r8:00000002 r7:60000113 r6:eb351d8c r5:854e3c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 r4:00000000 r5:8549d38c r4:8549d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8545be00 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855641c0 INFO: task kworker/0:592:4837 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d5d2d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8549d78c r4:8549d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8545be80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 Exception stack(0xe0501fb0 to 0xe0501ff8) Call trace: [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8549e78c r4:8549e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549e78c r4:8545bf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d5400 r8:8545bf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545bf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545bf00 r8:80287e08 r7:eb0d1e60 r6:8545bc00 r5:848d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb339fb0 to 0xeb339ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855642c0 INFO: task kworker/0:594:4841 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d62a4000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0501dc0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8549db8c r4:8549d800 5fa0: 00000000 00000000 00000000 00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Call trace: [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8549e38c r4:8549e000 Exception stack(0xeb361fb0 to 0xeb361ff8) Exception stack(0xe0501d28 to 0xe0501d70) r4:00000000 r4:84bc7780 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r5:00001000 r4:e0315000 1fa0: 00000000 00000000 00000000 00000000 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85564d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb399000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549ef8c r4:8549ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549ef8c r4:8556e080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d3000 r8:8556e0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556e080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556e080 r8:80287e08 r7:eb389e60 r6:8556e200 r5:848d3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb37dfb0 to 0xeb37dff8) 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 r5:8028ef50 r4:85564ac0 INFO: task kworker/0:598:4849 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d6a8a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eb391d84 r8:00000002 r7:60000113 r6:eb391d8c r5:848d1800 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8549f38c r4:8549f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549f38c r4:8556e300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d1800 r8:8556e32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556e300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556e300 r8:80287e08 r7:eb37de60 r6:8556e400 r5:848d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb391fb0 to 0xeb391ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85564d00 INFO: task kworker/0:599:4851 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d6a8a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bcf280 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8549f78c r4:8549f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549f78c r4:8556e480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d4800 r8:8556e4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556e480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556e480 r8:80287e08 r7:eb391e60 r6:8556e380 r5:848d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85564e00 INFO: task kworker/0:600:4853 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d6f27000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:848e0000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85578100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa37000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549fb8c r4:8549f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549fb8c r4:8556e500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848e0000 r8:8556e52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556e500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556e500 r8:80287e08 r7:eb3a1e60 r6:8556e680 r5:848e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb24dfb0 to 0xeb24dff8) r4:85564fc0 Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:848e3000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855783c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8549ff8c r4:8549fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8549ff8c r4:8556e700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848e3000 r8:8556e72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556e700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556e700 r8:80287e08 r7:eb3b9e60 r6:8556e800 r5:848e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3bdfb0 to 0xeb3bdff8) 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 r5:8028ef50 r4:85578380 INFO: task kworker/0:603:4859 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d7575000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:604 state:D stack:0 pid:4860 tgid:4860 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:848e3c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Call trace: r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:84bc7780 r4:84bcf280 r5:848e4800 r4:8291a680 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8556e780 r10:00000000 r9:8556e780 r8:80287e08 r7:eb3c1e60 r6:8556ea80 r5:848e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) 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 r5:8028ef50 r4:85578880 INFO: task kworker/0:605:4862 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0501fb0 to 0xe0501ff8) r10:8291a684 r9:eb3b1d84 r8:00000002 r7:60000113 r6:eb3b1d8c r5:848e1800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854a938c r4:854a9000 r7:dddced80 r6:83018000 r5:854a938c r4:8556e900 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85578940 INFO: task kworker/0:606:4866 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d7af2000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:848e5400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:848e5400 r8:8556eb2c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85578a40 INFO: task kworker/0:607:4868 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d7d6b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:848e6000 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eaef9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854a9f8c r4:854a9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854a9f8c r4:8556ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848e6000 r8:8556ec2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556ec00 r8:80287e08 r7:eb3b1e60 r6:8556ec80 r5:848e6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3cdfb0 to 0xeb3cdff8) 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 r5:8028ef50 r4:85578a40 INFO: task kworker/0:608:4869 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d7d6b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0501fb0 to 0xe0501ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85578dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854a978c r4:854a9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854a978c r4:8556ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848e6c00 r8:8556ed2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556ed00 r8:80287e08 r7:eb3cde60 r6:8556ee80 r5:848e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85578d80 INFO: task kworker/0:609:4871 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d7f0d000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:848e2400 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854a9b8c r4:854a9800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848e2400 r8:8556edac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556ed80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556ed80 r8:80287e08 r7:eb3cde60 r6:8556ef00 r5:848e2400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85582080 INFO: task kworker/0:610:4873 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d83d9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bc7780 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:8537ec00 r4:8291a680 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854ab78c r4:854ab400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854ab78c r4:8556ef80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537ec00 r8:8556efac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8556ef80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8556ef80 r8:80287e08 r7:eb3cde60 r6:8556ee00 r5:8537ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85582080 INFO: task kworker/0:611:4875 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d83d9000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r5:00001000 r4:e0315000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0501fb0 to 0xe0501ff8) INFO: task kworker/0:612:4877 blocked for more than 465 seconds. r5:854f8000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eafbb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854aa38c r4:854aa000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854aa38c r4:85583100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f8000 r8:8558312c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583100 r8:80287e08 r7:eb3d9e60 r6:85583180 r5:854f8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3ddfb0 to 0xeb3ddff8) 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 r5:8028ef50 r4:85582200 INFO: task kworker/0:612:4877 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d8792000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:854f8c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 r9:83018005 r8:854f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 r5:00001000 r4:eafe3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854aa78c r4:854aa400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854aa78c r4:85583000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f8c00 r8:8558302c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583000 r8:80287e08 r7:eb3d9e60 r6:85583080 r5:854f8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855822c0 INFO: task kworker/0:613:4879 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d8bd7000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:84bcf280 task:kworker/0:614 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 r9:83018005 r8:854f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:854f9800 r8:8558322c r7:82804d40 r6:dddced80 r5:dddceda0 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 r5:8028ef50 r4:85582540 INFO: task kworker/0:614:4881 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d8bd7000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:854fa400 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85583380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: d8eb3000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:616:4885 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:616 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3edd84 r8:00000002 r7:60000113 r6:eb3edd8c r5:854fb000 r4:854fb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85582840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb041000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:854ab38c r4:85583400 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: d9375000 e02e7000 00000001 80239b98 7f539000 00000001 r4:e0501dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:617:4887 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:617 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:854fbc00 r5:854fbc00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85583480 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:618:4889 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:618 state:D stack:0 pid:4889 tgid:4889 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000013 r6:eb3f5d8c r5:854fc800 r4:854fc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85582b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb09b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854abb8c r4:854ab800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854abb8c r4:85583680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854fc800 r8:855836ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583680 r8:80287e08 r7:eb3f1e60 r6:85583780 r5:854fc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) 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 r5:8028ef50 Exception stack(0xe0501d28 to 0xe0501d70) r4:82ac21e4 r4:e0501dc0 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854abf8c r4:854abc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854abf8c r4:85583500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854fe000 r8:8558352c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583500 r8:80287e08 r7:eb3f1e60 r6:85583700 r5:854fe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3fdfb0 to 0xeb3fdff8) 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 r5:8028ef50 r4:85582c40 INFO: task kworker/0:619:4890 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: d9a42000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:84958000 r4:8291a680 r4:00000000 r5:00001000 r4:eb179000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:854b0b8c r4:85583800 r10:00000000 r9:85583800 r8:80287e08 r7:eb3f1e60 r6:85583980 r5:84958000 INFO: task kworker/0:620:4894 is blocked on a mutex likely owned by task kworker/0:178:3691. 1d20: d9a42000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:261:4896 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:261 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:854e5400 r4:854e5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85429b8c r4:85429800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85429b8c r4:85568580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e5400 r8:855685ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85568580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85568580 r8:80287e08 r7:eb189e60 r6:85568680 r5:854e5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:621:4897 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:621 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:84959800 r4:84959800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84959800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b078c r4:854b0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b078c r4:85583880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84959800 r8:855838ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583880 r8:80287e08 r7:eb405e60 r6:85583a80 r5:84959800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb40dfb0 to 0xeb40dff8) 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 r5:8028ef50 r4:8558f140 INFO: task kworker/0:621:4897 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: da717000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:622:4900 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:622 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:8495a400 r4:8495a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558f640 r5:00001000 r4:eb21f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:854b0f8c r4:85583900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:85583900 r8:80287e08 r7:eb405e60 r6:85583b80 r5:8495a400 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:622:4900 is blocked on a mutex likely owned by task kworker/0:178:3691. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: da717000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:623:4903 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:623 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:8495b000 r4:8495b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558f6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8495b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb22d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b138c r4:854b1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b138c r4:85583a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495b000 r8:85583a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583a00 r8:80287e08 r7:eb411e60 r6:85583c00 r5:8495b000 r4:00000001 [<8028ef50>] (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 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8558f600 INFO: task kworker/0:623:4903 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: db01c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:624:4904 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:624 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb401d84 r8:00000002 r7:60000013 r6:eb401d8c r5:8495bc00 r4:8495bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558f700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8495bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb23b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b178c r4:854b1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b178c r4:85583c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495bc00 r8:85583cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583c80 r8:80287e08 r7:eb409e60 r6:85583d80 r5:8495bc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8558f700 INFO: task kworker/0:624:4904 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: db01c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:625:4906 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:625 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb415d84 r8:00000002 r7:60000013 r6:eb415d8c r5:8495c800 r4:8495c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558fa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8495c800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb245000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b1b8c r4:854b1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b1b8c r4:85583b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495c800 r8:85583b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583b00 r8:80287e08 r7:eb401e60 r6:85583e80 r5:8495c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb415fb0 to 0xeb415ff8) 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 r5:8028ef50 r4:8558f880 INFO: task kworker/0:625:4906 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: db01c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:626:4908 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:626 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:8495d400 r4:8495d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558fc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8495d400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb25b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b1f8c r4:854b1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b1f8c r4:85583d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495d400 r8:85583d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583d00 r8:80287e08 r7:eb415e60 r6:85583e00 r5:8495d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb419fb0 to 0xeb419ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8558fa00 INFO: task kworker/0:626:4908 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: db90c000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:627:4910 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:627 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:8495e000 r4:8495e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558fd80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8495e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb265000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b238c r4:854b2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b238c r4:85591000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495e000 r8:8559102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591000 r8:80287e08 r7:eb419e60 r6:85591080 r5:8495e000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8558fbc0 INFO: task kworker/0:627:4910 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: dbf4a000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:628:4912 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:628 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb421d84 r8:00000002 r7:60000113 r6:eb421d8c r5:8495ec00 r4:8495ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558fec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8495ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb273000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b278c r4:854b2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b278c r4:85591100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495ec00 r8:8559112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591100 r8:80287e08 r7:eb41de60 r6:85591200 r5:8495ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb421fb0 to 0xeb421ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8558fd40 INFO: task kworker/0:628:4912 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: dc262000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:629:4914 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:629 state:D stack:0 pid:4914 tgid:4914 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb425d84 r8:00000002 r7:60000113 r6:eb425d8c r5:84958c00 r4:84958c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84958c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84958c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb27d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b2b8c r4:854b2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b2b8c r4:85591280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84958c00 r8:855912ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591280 r8:80287e08 r7:eb421e60 r6:85591180 r5:84958c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb425fb0 to 0xeb425ff8) 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 r5:8028ef50 r4:8558fe00 INFO: task kworker/0:629:4914 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: dc262000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:630:4916 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:630 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb429d84 r8:00000002 r7:60000113 r6:eb429d8c r5:854fd400 r4:854fd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb42f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b2f8c r4:854b2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b2f8c r4:85591300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854fd400 r8:8559132c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591300 r8:80287e08 r7:eb425e60 r6:85591400 r5:854fd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r5:8028ef50 r4:8559e240 INFO: task kworker/0:630:4916 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: dc866000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:631:4918 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:631 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:854fec00 r4:854fec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb435000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b338c r4:854b3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b338c r4:85591480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854fec00 r8:855914ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591480 r8:80287e08 r7:eb429e60 r6:85591380 r5:854fec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb42dfb0 to 0xeb42dff8) 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 r5:8028ef50 r4:8559e100 INFO: task kworker/0:631:4918 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: dc866000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:632:4920 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:632 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:85510000 r4:85510000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85510000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85510000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb443000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b378c r4:854b3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b378c r4:85591500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85510000 r8:8559152c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591500 r8:80287e08 r7:eb42de60 r6:85591600 r5:85510000 Exception stack(0xeb439fb0 to 0xeb439ff8) INFO: task kworker/0:632:4920 is blocked on a mutex likely owned by task kworker/0:178:3691. 1d20: dd509000 e02e7000 00000001 80239b98 7f539000 00000001 r4:e0501dc0 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:633:4922 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:633 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb441d84 r8:00000002 r7:60000013 r6:eb441d8c r5:85511800 r4:85511800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85511800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85511800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b3b8c r4:854b3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b3b8c r4:85591680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85511800 r8:855916ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591680 r8:80287e08 r7:eb439e60 r6:85591780 r5:85511800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb441fb0 to 0xeb441ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e0315000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0501fb0 to 0xe0501ff8) r4:84bcf280 task:kworker/0:634 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85591580 r8:80287e08 r7:eb441e60 r6:85591700 r5:85512400 Call trace: 1d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0501fb0 to 0xe0501ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854b3f8c r4:854b3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b3f8c r4:85591800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85513c00 r8:8559182c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591800 r8:80287e08 r7:eb2e1e60 r6:85591880 r5:85513c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8559e900 INFO: task kworker/0:635:4926 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: de033000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:636:4929 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:636 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000013 r6:eb2fdd8c r5:85510c00 r4:85510c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85510c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ed80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85510c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a878c r4:855a8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a878c r4:85591900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85510c00 r8:8559192c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591900 r8:80287e08 r7:eb2e1e60 r6:85591a00 r5:85510c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2fdfb0 to 0xeb2fdff8) 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 r5:8028ef50 r4:8559e8c0 INFO: task kworker/0:636:4929 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: de033000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:637 state:D stack:0 pid:4931 tgid:4931 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854e6000 r4:8291a680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:855a8b8c r4:85591a80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: de28c000 e02e7000 00000001 80239b98 7f539000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:638 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:854e6c00 r4:854e6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a938c r4:855a9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a938c r4:85591b80 r4:85591b80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 r4:e0501dc0 r5:00001000 r4:e0315000 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:639 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb455d84 r8:00000002 r7:60000013 r6:eb455d8c r5:854e3000 r4:854e3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a8f8c r4:855a8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a8f8c r4:85591c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:85591c00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7780 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a9b8c r4:855a9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a9b8c r4:85591c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e0000 r8:85591cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591c80 r8:80287e08 r7:eb44de60 r6:85568780 r5:854e0000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:855e1380 INFO: task kworker/0:640:4936 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: df1ff000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 Exception stack(0xe0501fb0 to 0xe0501ff8) Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:641 state:D stack:0 pid:4939 tgid:4939 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:854e4800 r4:854e4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e13c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a978c r4:855a9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a978c r4:85591d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e4800 r8:85591d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591d00 r8:80287e08 r7:eb459e60 r6:85568880 r5:854e4800 r4:00000001 dfa0: 00000000 00000000 00000000 00000000 task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: df1ff000 e02e7000 00000001 80239b98 7f539000 00000001 r4:82ac21e4 r4:e0501dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:642:4941 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:642 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb465d84 r8:00000002 r7:60000013 r6:eb465d8c r5:854e8000 r4:854e8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:855a9f8c r4:85591d80 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0501d28 to 0xe0501d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:643:4944 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:643 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000013 r6:eb46dd8c r5:854e8c00 r4:854e8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854e8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb17b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ab78c r4:855ab400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ab78c r4:85591b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e8c00 r8:85591b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591b00 r8:80287e08 r7:eb465e60 r6:85568980 r5:854e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb46dfb0 to 0xeb46dff8) 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 r5:8028ef50 r4:855e1600 INFO: task kworker/0:643:4944 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: dfcec000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:854ea400 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:eaf67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855aa38c r4:855aa000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855aa38c r4:85591e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ea400 r8:85591e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591e00 r8:80287e08 r7:eb46de60 r6:85568b00 r5:854ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb471fb0 to 0xeb471ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855e1600 INFO: task kworker/0:644:4945 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: e018b000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:00000402 r6:81a54088 r5:00000001 r4:dddced80 [<81a5405c>] (schedule) from [<80287e84>] (worker_thread+0x7c/0x3d8 kernel/workqueue.c:3415) r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84bcf280 task:kworker/1:262 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eb380 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85568a00 Exception stack(0xeb479fb0 to 0xeb479ff8) r4:85598780 Call trace: 9d20: 7f9c0000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:645:4948 blocked for more than 465 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855aa78c r4:855aa400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:855e19c0 INFO: task kworker/0:645:4948 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 7f9c0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 90070013 ffffffff r5:90070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:646:4950 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:646 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb485d84 r8:00000002 r7:60000113 r6:eb485d8c r5:854eb000 r4:854eb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854eb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855aab8c r4:855aa800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855aab8c r4:85583f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854eb000 r8:85583f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583f00 r8:80287e08 r7:eb46de60 r6:85568c00 r5:854eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb485fb0 to 0xeb485ff8) 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 r5:8028ef50 r4:855e1ac0 INFO: task kworker/0:646:4950 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 7ff5f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 90070013 ffffffff r5:90070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:647 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1b80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:648:4954 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:648 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:854ed400 r4:854ed400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854ed400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb15d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ab38c r4:855ab000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ab38c r4:8545bf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ed400 r8:8545bfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d20: 8112d000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:649:4956 blocked for more than 465 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: 8112d000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:85618000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85618000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb34b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855adf8c r4:855adc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855adf8c r4:855ec100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85618000 r8:855ec12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec100 r8:80287e08 r7:eb49de60 r6:85568e00 r5:85618000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) 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 r5:8028ef50 r4:855e1d40 INFO: task kworker/0:650:4958 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8112d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:651:4960 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:651 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:85619800 r4:85619800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85619800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85619800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855abf8c r4:855abc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855abf8c r4:855ec080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85619800 r8:855ec0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec080 r8:80287e08 r7:eb4a5e60 r6:85568e80 r5:85619800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 r4:84bc7b80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:652:4962 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:652 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000013 r6:eb4b5d8c r5:85618c00 r4:85618c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85618c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ef40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85618c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ac38c r4:855ac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ac38c r4:855ec180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85618c00 r8:855ec1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec180 r8:80287e08 r7:eb4a5e60 r6:85568f00 r5:85618c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) 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 r5:8028ef50 r4:8559ee80 INFO: task kworker/0:652:4962 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e033d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/0:653:4964 blocked for more than 466 seconds. r4:8561a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8561a400 r8:855ec2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec280 r8:80287e08 r7:eb4a5e60 r6:85568f80 r5:8561a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4bdfb0 to 0xeb4bdff8) 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 r5:8028ef50 r4:8559ee80 INFO: task kworker/0:653:4964 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 824c1000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 r4:8561b000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8561b000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855acb8c r4:855ac800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855acb8c r4:855ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8561b000 r8:855ec22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec200 r8:80287e08 r7:eb4a5e60 r6:855fd000 r5:8561b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) 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 r5:8028ef50 r4:85582f00 INFO: task kworker/0:654:4966 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 82922000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:655:4968 blocked for more than 466 seconds. r4:8561bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ad38c r4:855ad000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 83410000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:657:4973 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:657 state:D stack:0 pid:4973 tgid:4973 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000013 r6:eb4ddd8c r5:8561d400 r4:8561d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8561d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8561d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ad78c r4:855ad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ad78c r4:855ec480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8561d400 r8:855ec4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec480 r8:80287e08 r7:eb4a5e60 r6:855fd180 r5:8561d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4ddfb0 to 0xeb4ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856596c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542a78c r4:8542a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542a78c r4:855fd300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ce000 r8:855fd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:855fd300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855fd300 r8:80287e08 r7:eb479e60 r6:855fd200 r5:854ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) 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 r5:8028ef50 r4:855eb980 INFO: task kworker/1:263:4975 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 834c6000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:658:4976 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:658 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000113 r6:eb2f1d8c r5:85513000 r4:85513000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f74c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:855adb8c r4:855ec400 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:855ec580 r4:00000001 Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855f75c0 INFO: task kworker/0:659:4979 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 83eeb000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:660:4980 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:660 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4f1d84 r8:00000002 r7:60000113 r6:eb4f1d8c r5:8561ec00 r4:8561ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8561ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8561ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ae38c r4:855ae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ae38c r4:855ec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8561ec00 r8:855ec02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec000 r8:80287e08 r7:eb4e1e60 r6:855fd280 r5:8561ec00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:855fd480 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 84ae0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:661:4986 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:661 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4f9d84 r8:00000002 r7:60000013 r6:eb4f9d8c r5:85620c00 r4:85620c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85620c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85620c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e01d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ae78c r4:855ae400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ae78c r4:855ec600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85620c00 r8:855ec62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec600 r8:80287e08 r7:eb4e1e60 r6:855fd380 r5:85620c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (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. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ebd40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:855ec780 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:84bc7b80 [<8028ef50>] (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 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:663:4989 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:663 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb505d84 r8:00000002 r7:60000113 r6:eb505d8c r5:85622400 r4:85622400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85622400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85622400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855aef8c r4:855aec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855aef8c r4:855ec700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85622400 r8:855ec72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec700 r8:80287e08 r7:eb501e60 r6:855fd580 r5:85622400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb505fb0 to 0xeb505ff8) 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 r5:8028ef50 r4:855f7b40 INFO: task kworker/0:663:4989 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 852e2000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:664:4991 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:664 state:D stack:0 pid:4991 tgid:4991 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb50dd84 r8:00000002 r7:60000113 r6:eb50dd8c r5:85621800 r4:85621800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85621800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85621800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855af38c r4:855af000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855af38c r4:855ec880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85621800 r8:855ec8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec880 r8:80287e08 r7:eb501e60 r6:855fd600 r5:85621800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb50dfb0 to 0xeb50dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r4:00000000 9d20: 852e2000 edb95000 00000001 80239b98 7f53b000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:85623000 r4:85623000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85623000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560f040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85623000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaedf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855afb8c r4:855af800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855afb8c r4:855ec980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85623000 r8:855ec9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec980 r8:80287e08 r7:eb501e60 r6:855fd680 r5:85623000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb515fb0 to 0xeb515ff8) 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 r5:8028ef50 r4:855ebb00 INFO: task kworker/0:665:4993 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8587c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b578c r4:855b5400 r10:61c88647 r9:85623c00 r8:855eca2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d20: 8587c000 edb95000 00000001 80239b98 7f53b000 00000001 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:667:4997 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:667 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:85626000 r4:85626000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85626000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560f180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85626000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafc1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855aff8c r4:855afc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855aff8c r4:855ec800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85626000 r8:855ec82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec800 r8:80287e08 r7:eb51de60 r6:855fd780 r5:85626000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:85625400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:eaffb000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:855ecb00 Exception stack(0xeb531fb0 to 0xeb531ff8) r4:8560f080 Call trace: 9d20: 85ca0000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:669 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 r5:00001000 r4:eb02d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85624800 r8:855ecaac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8560f200 INFO: task kworker/0:669:5001 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 85ca0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:670:5003 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:670 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:85626c00 r4:85626c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85626c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560f4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85626c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb05b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b4b8c r4:855b4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b4b8c r4:855ecc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85626c00 r8:855ecc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ecc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ecc00 r8:80287e08 r7:eb51de60 r6:855fd900 r5:85626c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:671:5005 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:671 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb545d84 r8:00000002 r7:60000013 r6:eb545d8c r5:85628c00 r4:85628c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85628c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560f680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85628c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b4f8c r4:855b4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b4f8c r4:855ecb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85628c00 r8:855ecbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ecb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ecb80 r8:80287e08 r7:eb51de60 r6:855fd980 r5:85628c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8560f400 INFO: task kworker/0:671:5005 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 85e8a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:672:5006 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:672 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85629800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:00001000 r4:eb0e9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b538c r4:855b5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:855ecc80 r8:80287e08 r7:eb51de60 r6:855fda00 r5:85629800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 864b6000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:673:5010 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:673 state:D stack:0 pid:5010 tgid:5010 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:8562a400 r4:8562a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8562a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fb00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8562a400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb13f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b5b8c r4:855b5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b5b8c r4:855ecd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8562a400 r8:855ecd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ecd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ecd00 r8:80287e08 r7:eb51de60 r6:855fda80 r5:8562a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb54dfb0 to 0xeb54dff8) 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 r5:8028ef50 r4:8560fa80 INFO: task kworker/0:673:5010 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 864b6000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:674:5012 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:674 state:D stack:0 pid:5012 tgid:5012 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:8562b000 r4:8562b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8562b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8562b000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b5f8c r4:855b5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b5f8c r4:855ecd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8562b000 r8:855ecdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ecd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ecd80 r8:80287e08 r7:eb54de60 r6:855fdb00 r5:8562b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb551fb0 to 0xeb551ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:00000000 r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:675:5013 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:675 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb555d84 r8:00000002 r7:60000013 r6:eb555d8c r5:8562bc00 r4:8562bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8562bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fe40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8562bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb23d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b678c r4:855b6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b678c r4:855ece80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8562bc00 r8:855eceac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ece80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ece80 r8:80287e08 r7:eb551e60 r6:855fdb80 r5:8562bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb555fb0 to 0xeb555ff8) 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 r5:8028ef50 r4:8560fcc0 INFO: task kworker/0:675:5013 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 86836000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b4d38c r4:84b4d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:676:5016 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:676 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:8562c800 r4:8562c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8562c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fd00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8562c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb22b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b638c r4:855b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b638c r4:855ecf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8562c800 r8:855ecf2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:855ecf00 r8:80287e08 r7:eb555e60 r6:855fdc00 r5:8562c800 r4:8560fc40 Call trace: 9d20: 86836000 edb95000 00000001 80239b98 7f53b000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f77c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8562d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb255000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b6b8c r4:855b6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b6b8c r4:85591f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8562d400 r8:85591fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85591f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85591f80 r8:80287e08 r7:eb555e60 r6:855fdc80 r5:8562d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb55dfb0 to 0xeb55dff8) 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 r5:8028ef50 r4:8560fd80 INFO: task kworker/0:677:5018 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 86bcc000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:678:5020 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:678 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb561d84 r8:00000002 r7:60000013 r6:eb561d8c r5:8562e000 r4:8562e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8562e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856513c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8562e000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb38d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b778c r4:855b7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b778c r4:85583f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8562e000 r8:85583fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85583f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85583f80 r8:80287e08 r7:eb55de60 r6:855fdd00 r5:8562e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb561fb0 to 0xeb561ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:679:5022 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:679 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb565d84 r8:00000002 r7:60000013 r6:eb565d8c r5:8562ec00 r4:8562ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8562ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8562ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb26b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b6f8c r4:855b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b6f8c r4:85655000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8562ec00 r8:8565502c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655000 r8:80287e08 r7:eb561e60 r6:855fdd80 r5:8562ec00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85651100 INFO: task kworker/0:679:5022 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 87116000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:85628000 r4:85628000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85628000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85628000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb27b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b738c r4:855b7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b738c r4:85655080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85628000 r8:856550ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655080 r8:80287e08 r7:eb561e60 r6:855fde00 r5:85628000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb569fb0 to 0xeb569ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85651080 INFO: task kworker/0:680:5024 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 87742000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:681:5025 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:854e9800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:e0539dc0 r4:00000000 r5:00001000 r4:e033d000 r5:84b4d38c r4:84b4d000 r4:84bc7b80 [<8028ef50>] (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 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:265:5029 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:265 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4f5d84 r8:00000002 r7:60000113 r6:eb4f5d8c r5:85630000 r4:85630000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85630000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85630000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb431000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542b38c r4:8542b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542b38c r4:8565a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85630000 r8:8565a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8565a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8565a080 r8:80287e08 r7:dfa99e60 r6:8565a100 r5:85630000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) 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 r5:8028ef50 r4:85659100 INFO: task kworker/1:265:5029 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 87c6d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:266:5030 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:266 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:85630c00 r4:85630c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85630c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85630c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb69b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542bf8c r4:8542bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542bf8c r4:8565a180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85630c00 r8:8565a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8565a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8565a180 r8:80287e08 r7:eb4f5e60 r6:8565a000 r5:85630c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85659380 INFO: task kworker/1:266:5030 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 88108000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:682:5033 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:682 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb451d84 r8:00000002 r7:60000113 r6:eb451d8c r5:85631800 r4:85631800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85631800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856516c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85631800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb579000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b7b8c r4:855b7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b7b8c r4:85655100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85631800 r8:8565512c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655100 r8:80287e08 r7:eb56de60 r6:8565a200 r5:85631800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb451fb0 to 0xeb451ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85651540 INFO: task kworker/0:682:5033 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8836e000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85516c00 r8:8565532c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d20: 88719000 edb95000 00000001 80239b98 7f53b000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (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 r5:8028ef50 task:kworker/1:267 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85633c00 r8:8565a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8565a380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8565a380 r8:80287e08 r7:eb571e60 r6:8565a280 r5:85633c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb591fb0 to 0xeb591ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85659700 INFO: task kworker/1:267:5037 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 88719000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:684:5039 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:684 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:85514800 r4:85514800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85514800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85514800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb589000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b838c r4:855b8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b838c r4:85655380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85514800 r8:856553ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655380 r8:80287e08 r7:eb575e60 r6:85655480 r5:85514800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85651900 INFO: task kworker/0:684:5039 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 88719000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:685:5040 blocked for more than 466 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:685 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb58dd84 r8:00000002 r7:60000113 r6:eb58dd8c r5:85516000 r4:85516000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85516000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85516000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb59b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b878c r4:855b8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b878c r4:85655180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85516000 r8:856551ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655180 r8:80287e08 r7:eb581e60 r6:85655400 r5:85516000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb58dfb0 to 0xeb58dff8) 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 r5:8028ef50 r4:85651900 INFO: task kworker/0:685:5040 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 88719000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (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 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:686:5042 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:686 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:85518c00 r4:85518c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85518c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85518c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b8b8c r4:855b8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b8b8c r4:85655500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85518c00 r8:8565552c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655500 r8:80287e08 r7:eb58de60 r6:85655680 r5:85518c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) 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 r5:8028ef50 r4:85651ac0 INFO: task kworker/0:686:5042 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 88fec000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:687:5044 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:687 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5add84 r8:00000002 r7:60000013 r6:eb5add8c r5:85518000 r4:85518000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85518000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856162c0 r5:00001000 r4:eb5c3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b978c r4:855b9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85518000 r8:856555ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655580 r8:80287e08 r7:eb5a5e60 r6:85655780 r5:85518000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5adfb0 to 0xeb5adff8) 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 r5:8028ef50 r4:85651c00 INFO: task kworker/0:687:5044 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 88fec000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:688:5045 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:688 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c r5:8551a400 r4:8551a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8551a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ff40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8551a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b8f8c r4:855b8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b8f8c r4:85655600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8551a400 r8:8565562c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655600 r8:80287e08 r7:eb5ade60 r6:85655700 r5:8551a400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85651c00 INFO: task kworker/0:688:5045 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 88fec000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:689:5048 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:689 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b938c r4:855b9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b938c r4:85655800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8551bc00 r8:8565582c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655800 r8:80287e08 r7:eb5ade60 r6:85655900 r5:8551bc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85616100 INFO: task kworker/0:689:5048 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 88fec000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:690:5050 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:690 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000113 r6:eb5cdd8c r5:85519800 r4:85519800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85519800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85519800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b9b8c r4:855b9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b9b8c r4:85655980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85519800 r8:856559ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655980 r8:80287e08 r7:eb5ade60 r6:85655a00 r5:85519800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5cdfb0 to 0xeb5cdff8) 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 r5:8028ef50 r4:856164c0 INFO: task kworker/0:690:5050 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 896d0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:691:5052 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:691 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:8551c800 r4:8551c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8551c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8551c800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e86dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b9f8c r4:855b9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b9f8c r4:85655a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8551c800 r8:85655aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655a80 r8:80287e08 r7:eb5cde60 r6:85655880 r5:8551c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb599fb0 to 0xeb599ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85616280 INFO: task kworker/0:691:5052 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 896d0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:692:5054 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:692 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5d1d84 r8:00000002 r7:60000013 r6:eb5d1d8c r5:8551d400 r4:8551d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8551d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8551d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaab7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ba38c r4:855ba000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ba38c r4:85655b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8551d400 r8:85655b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655b00 r8:80287e08 r7:eb599e60 r6:85655c80 r5:8551d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856165c0 INFO: task kworker/0:692:5054 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8990c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:693:5057 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:693 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000113 r6:eb5d5d8c r5:8551e000 r4:8551e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8551e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8551e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855bab8c r4:855ba800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855bab8c r4:85655b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8551e000 r8:85655bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655b80 r8:80287e08 r7:eb5d1e60 r6:85655d00 r5:8551e000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85616740 INFO: task kworker/0:693:5057 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 89d9c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:694:5058 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:694 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:8551ec00 r4:8551ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8551ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856168c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8551ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabcb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ba78c r4:855ba400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ba78c r4:85655d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8551ec00 r8:85655dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655d80 r8:80287e08 r7:eb5d5e60 r6:85655e80 r5:8551ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85616800 INFO: task kworker/0:694:5058 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 89f33000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:695:5060 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:695 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000013 r6:eb5ddd8c r5:8551b000 r4:8551b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8551b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8551b000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855bb38c r4:855bb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855bb38c r4:85655c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8551b000 r8:85655c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655c00 r8:80287e08 r7:eb5d5e60 r6:85655e00 r5:8551b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5ddfb0 to 0xeb5ddff8) 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 r5:8028ef50 r4:85616a00 INFO: task kworker/0:695:5060 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 89f33000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:696:5062 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:696 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000113 r6:eb5e1d8c r5:84998000 r4:84998000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84998000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84998000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855baf8c r4:855bac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855baf8c r4:855ece00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84998000 r8:855ece2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ece00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ece00 r8:80287e08 r7:eb5dde60 r6:855ecf80 r5:84998000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85616a00 INFO: task kworker/0:696:5062 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 89f33000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:697:5064 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:697 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5e5d84 r8:00000002 r7:60000113 r6:eb5e5d8c r5:84998c00 r4:84998c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84998c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84998c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855bb78c r4:855bb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855bb78c r4:85660000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84998c00 r8:8566002c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660000 r8:80287e08 r7:eb5dde60 r6:85660180 r5:84998c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) 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 r5:8028ef50 r4:85616d40 INFO: task kworker/0:697:5064 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8a239000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:698:5066 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:698 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5e9d84 r8:00000002 r7:60000113 r6:eb5e9d8c r5:84999800 r4:84999800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84999800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84999800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855bbf8c r4:855bbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855bbf8c r4:85660080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84999800 r8:856600ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660080 r8:80287e08 r7:eb5e5e60 r6:85660100 r5:84999800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85616e00 INFO: task kworker/0:698:5066 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:699:5068 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:699 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5edd84 r8:00000002 r7:60000013 r6:eb5edd8c r5:8499a400 r4:8499a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eb300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8499a400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855bbb8c r4:855bb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855bbb8c r4:85660200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499a400 r8:8566022c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660200 r8:80287e08 r7:eb5e9e60 r6:85660300 r5:8499a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5edfb0 to 0xeb5edff8) 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 r5:8028ef50 r4:85651e80 INFO: task kworker/0:699:5068 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8a4e5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:700:5071 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:700 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000013 r6:eb5f5d8c r5:8499b000 r4:8499b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8499b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafcb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c438c r4:855c4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c438c r4:85660380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499b000 r8:856603ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660380 r8:80287e08 r7:eb5e9e60 r6:85660480 r5:8499b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) 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 r5:8028ef50 r4:85669140 INFO: task kworker/0:700:5071 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8a4e5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:701:5072 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:701 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5f1d84 r8:00000002 r7:60000113 r6:eb5f1d8c r5:8499bc00 r4:8499bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8499bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb15f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c478c r4:855c4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c478c r4:85660280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499bc00 r8:856602ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660280 r8:80287e08 r7:eb5f5e60 r6:85660400 r5:8499bc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85669140 INFO: task kworker/0:701:5072 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8a9da000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:702:5075 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:702 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:8499c800 r4:8499c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8499c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c4f8c r4:855c4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c4f8c r4:85660500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499c800 r8:8566052c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660500 r8:80287e08 r7:eb5f1e60 r6:85660600 r5:8499c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85669240 INFO: task kworker/0:702:5075 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8a9da000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:703:5076 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:703 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb601d84 r8:00000002 r7:60000013 r6:eb601d8c r5:8499d400 r4:8499d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8499d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb19f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c4b8c r4:855c4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c4b8c r4:85660680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499d400 r8:856606ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660680 r8:80287e08 r7:eb5f9e60 r6:85660780 r5:8499d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb601fb0 to 0xeb601ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85669340 INFO: task kworker/0:703:5076 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8ab26000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:704:5078 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:704 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000013 r6:eb5fdd8c r5:8499ec00 r4:8499ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8499ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb27f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c538c r4:855c5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c538c r4:85660580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499ec00 r8:856605ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660580 r8:80287e08 r7:eb5f9e60 r6:85660880 r5:8499ec00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85669580 INFO: task kworker/0:704:5078 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8ab26000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:705:5080 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:705 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb609d84 r8:00000002 r7:60000113 r6:eb609d8c r5:85520c00 r4:85520c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85520c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85520c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c578c r4:855c5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c578c r4:85660700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85520c00 r8:8566072c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660700 r8:80287e08 r7:eb5fde60 r6:85660800 r5:85520c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:856696c0 INFO: task kworker/0:705:5080 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8b265000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:706:5083 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:706 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:85522400 r4:85522400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85522400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85522400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c5b8c r4:855c5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c5b8c r4:85660900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85522400 r8:8566092c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660900 r8:80287e08 r7:eb609e60 r6:85660a80 r5:85522400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb611fb0 to 0xeb611ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85669a80 INFO: task kworker/0:706:5083 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8b265000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:707:5085 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:707 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:85520000 r4:85520000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85520000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85520000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb307000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c5f8c r4:855c5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c5f8c r4:85660980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85520000 r8:856609ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660980 r8:80287e08 r7:eb611e60 r6:85660b80 r5:85520000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:856699c0 INFO: task kworker/0:707:5085 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8b490000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:708:5088 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:708 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb61dd84 r8:00000002 r7:60000013 r6:eb61dd8c r5:85636000 r4:85636000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85636000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85636000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb34d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c638c r4:855c6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c638c r4:85660a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85636000 r8:85660a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660a00 r8:80287e08 r7:eb615e60 r6:8565a300 r5:85636000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb61dfb0 to 0xeb61dff8) 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 r5:8028ef50 r4:8566f000 INFO: task kworker/0:708:5088 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8b490000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:709:5089 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:709 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:85635400 r4:85635400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85635400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85635400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb45f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c6b8c r4:855c6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c6b8c r4:85660c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85635400 r8:85660c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660c00 r8:80287e08 r7:eb61de60 r6:8565a500 r5:85635400 r4:00000001 [<8028ef50>] (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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8566f000 INFO: task kworker/0:709:5089 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8b934000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:710:5091 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:710 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:85633000 r4:85633000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85633000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85633000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb365000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c678c r4:855c6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c678c r4:85660c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85633000 r8:85660cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660c80 r8:80287e08 r7:eb621e60 r6:8565a400 r5:85633000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb629fb0 to 0xeb629ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8566f400 INFO: task kworker/0:710:5091 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8b934000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:711:5093 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:711 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb631d84 r8:00000002 r7:60000113 r6:eb631d8c r5:85632400 r4:85632400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85632400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566fa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85632400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cc38c r4:855cc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cc38c r4:85660d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85632400 r8:85660d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660d00 r8:80287e08 r7:eb621e60 r6:8565a480 r5:85632400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb631fb0 to 0xeb631ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8566f1c0 INFO: task kworker/0:711:5093 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8b934000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:712:5094 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:712 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:85636c00 r4:85636c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85636c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85636c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb469000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c6f8c r4:855c6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c6f8c r4:85660d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85636c00 r8:85660dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660d80 r8:80287e08 r7:eb631e60 r6:8565a580 r5:85636c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb635fb0 to 0xeb635ff8) 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 r5:8028ef50 r4:8566f540 INFO: task kworker/0:712:5094 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8be43000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:713:5097 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:713 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:85639800 r4:85639800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85639800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85639800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb47f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c738c r4:855c7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c738c r4:85660e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85639800 r8:85660eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660e80 r8:80287e08 r7:eb631e60 r6:8565a600 r5:85639800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb641fb0 to 0xeb641ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8566f380 INFO: task kworker/0:713:5097 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8c469000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:714:5098 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:714 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb645d84 r8:00000002 r7:60000113 r6:eb645d8c r5:8563a400 r4:8563a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8563a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb645e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8563a400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb489000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c778c r4:855c7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c778c r4:85660f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8563a400 r8:85660f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660f00 r8:80287e08 r7:eb631e60 r6:8565a680 r5:8563a400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8566f580 INFO: task kworker/0:714:5098 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8c469000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:715:5101 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:715 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:85638c00 r4:85638c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85638c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85638c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb497000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c7b8c r4:855c7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c7b8c r4:85660f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85638c00 r8:85660fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660f80 r8:80287e08 r7:eb631e60 r6:8565a700 r5:85638c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb651fb0 to 0xeb651ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8566f700 INFO: task kworker/0:715:5101 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8c9bb000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:716:5102 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:716 state:D stack:0 pid:5102 tgid:5102 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb655d84 r8:00000002 r7:60000113 r6:eb655d8c r5:85638000 r4:85638000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85638000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85638000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855c7f8c r4:855c7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855c7f8c r4:85660b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85638000 r8:85660b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660b00 r8:80287e08 r7:eb631e60 r6:8565a780 r5:85638000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb655fb0 to 0xeb655ff8) 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 r5:8028ef50 r4:8566f800 INFO: task kworker/0:716:5102 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8cf62000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:717:5105 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:717 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb661d84 r8:00000002 r7:60000013 r6:eb661d8c r5:8563bc00 r4:8563bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8563bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566fb40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8563bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cc78c r4:855cc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cc78c r4:85660e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8563bc00 r8:85660e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85660e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85660e00 r8:80287e08 r7:eb631e60 r6:8565a800 r5:8563bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb661fb0 to 0xeb661ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8566fa80 INFO: task kworker/0:717:5105 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8cf62000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:718:5107 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:718 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb669d84 r8:00000002 r7:60000013 r6:eb669d8c r5:8563d400 r4:8563d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8563d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8563d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cd38c r4:855cd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cd38c r4:855ec900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8563d400 r8:855ec92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855ec900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ec900 r8:80287e08 r7:eb661e60 r6:8565a880 r5:8563d400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8566fb80 INFO: task kworker/0:718:5107 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8d2b6000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:719:5108 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:719 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:85523000 r4:85523000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85523000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566fd00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85523000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ccb8c r4:855cc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ccb8c r4:8567f080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85523000 r8:8567f0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f080 r8:80287e08 r7:eb669e60 r6:8567f000 r5:85523000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8566fe00 INFO: task kworker/0:719:5108 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8d782000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:720:5110 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:720 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:85523c00 r4:85523c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85523c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566fec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85523c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ccf8c r4:855ccc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ccf8c r4:8567f100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85523c00 r8:8567f12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f100 r8:80287e08 r7:eb669e60 r6:8567f280 r5:85523c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8566fc40 INFO: task kworker/0:720:5110 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8d782000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:721:5113 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:721 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:85524800 r4:85524800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85524800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85524800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb677000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cd78c r4:855cd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cd78c r4:8567f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85524800 r8:8567f1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f180 r8:80287e08 r7:eb669e60 r6:8567f300 r5:85524800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85669f00 INFO: task kworker/0:721:5113 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8da94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:722:5114 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:722 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb605d84 r8:00000002 r7:60000113 r6:eb605d8c r5:85525400 r4:85525400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85525400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85525400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb67d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cdb8c r4:855cd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cdb8c r4:8567f380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85525400 r8:8567f3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f380 r8:80287e08 r7:eb66de60 r6:8567f200 r5:85525400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb605fb0 to 0xeb605ff8) 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 r5:8028ef50 r4:85669f00 INFO: task kworker/0:722:5114 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8dee9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:723:5117 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:723 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:85526000 r4:85526000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85526000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85526000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb68b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cdf8c r4:855cdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cdf8c r4:8567f400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85526000 r8:8567f42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f400 r8:80287e08 r7:eb605e60 r6:8567f500 r5:85526000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb675fb0 to 0xeb675ff8) 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 r5:8028ef50 r4:8568c240 INFO: task kworker/0:723:5117 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8dee9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:724:5118 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:724 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb681d84 r8:00000002 r7:60000013 r6:eb681d8c r5:85521800 r4:85521800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85521800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85521800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ce78c r4:855ce400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ce78c r4:8567f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85521800 r8:8567f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f580 r8:80287e08 r7:eb675e60 r6:8567f480 r5:85521800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb681fb0 to 0xeb681ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8568c2c0 INFO: task kworker/0:724:5118 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8e3c0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:268:5122 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:268 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:85698c00 r4:85698c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85698c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cff00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85698c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb177000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d1f8c r4:847d1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d1f8c r4:8565a900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85698c00 r8:8565a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8565a900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8565a900 r8:80287e08 r7:eb571e60 r6:8567f600 r5:85698c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85676580 INFO: task kworker/1:268:5122 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8e3c0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:725:5124 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:725 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:8569a400 r4:8569a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8569a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8569a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ce38c r4:855ce000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ce38c r4:8567f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569a400 r8:8567f6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f680 r8:80287e08 r7:eb681e60 r6:8567f800 r5:8569a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8568c6c0 INFO: task kworker/0:725:5124 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8e7d5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:726:5126 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:726 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6bdd84 r8:00000002 r7:60000113 r6:eb6bdd8c r5:85699800 r4:85699800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85699800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ca40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85699800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ceb8c r4:855ce800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ceb8c r4:8567f700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85699800 r8:8567f72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f700 r8:80287e08 r7:eb681e60 r6:8567f900 r5:85699800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6bdfb0 to 0xeb6bdff8) 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 r5:8028ef50 r4:8568c840 INFO: task kworker/0:726:5126 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8e7d5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:727:5128 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:727 state:D stack:0 pid:5128 tgid:5128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:8569bc00 r4:8569bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8569bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568cb80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8569bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cef8c r4:855cec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cef8c r4:8567f780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569bc00 r8:8567f7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567f780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567f780 r8:80287e08 r7:eb6bde60 r6:8567f980 r5:8569bc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8568c5c0 INFO: task kworker/0:727:5128 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8eb79000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:728:5130 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:728 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000013 r6:eb6d1d8c r5:8569c800 r4:8569c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8569c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8569c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cf78c r4:855cf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cf78c r4:8567fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569c800 r8:8567fa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567fa00 r8:80287e08 r7:eb6cde60 r6:8567f880 r5:8569c800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8568c5c0 INFO: task kworker/0:728:5130 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8ef99000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:729:5131 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:729 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6d5d84 r8:00000002 r7:60000113 r6:eb6d5d8c r5:85698000 r4:85698000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85698000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568cf40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85698000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cf38c r4:855cf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cf38c r4:8567fa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85698000 r8:8567faac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567fa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567fa80 r8:80287e08 r7:eb6d1e60 r6:8567fb00 r5:85698000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) 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 r5:8028ef50 r4:8568c5c0 INFO: task kworker/0:729:5131 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8ef99000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:269:5132 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:269 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:8563b000 r4:8563b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8563b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8563b000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaebf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d238c r4:847d2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d238c r4:8565aa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8563b000 r8:8565aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8565aa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8565aa00 r8:80287e08 r7:eb6a9e60 r6:8565aa80 r5:8563b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb689fb0 to 0xeb689ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85676580 INFO: task kworker/1:269:5132 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8f22c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:730:5135 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:730 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:8563e000 r4:8563e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8563e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8563e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cfb8c r4:855cf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cfb8c r4:8567fb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8563e000 r8:8567fbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567fb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567fb80 r8:80287e08 r7:eb6d1e60 r6:8565a980 r5:8563e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6edfb0 to 0xeb6edff8) 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 r5:8028ef50 r4:856c9240 INFO: task kworker/0:730:5135 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8f4e4000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:731:5137 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:731 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6f5d84 r8:00000002 r7:60000113 r6:eb6f5d8c r5:85634800 r4:85634800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85634800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85634800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb71d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d8b8c r4:855d8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d8b8c r4:8567fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85634800 r8:8567fc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567fc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567fc00 r8:80287e08 r7:eb6ede60 r6:8565ab00 r5:85634800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) 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 r5:8028ef50 r4:856c9180 INFO: task kworker/0:731:5137 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8f4e4000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:732:5138 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:732 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:8563ec00 r4:8563ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8563ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8563ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855cff8c r4:855cfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855cff8c r4:8567fc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8563ec00 r8:8567fcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567fc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567fc80 r8:80287e08 r7:eb6f5e60 r6:8565ab80 r5:8563ec00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:856c9180 INFO: task kworker/0:732:5138 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8f812000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:733:5141 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:733 state:D stack:0 pid:5141 tgid:5141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb711d84 r8:00000002 r7:60000013 r6:eb711d8c r5:85641800 r4:85641800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85641800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c93c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85641800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d838c r4:855d8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d838c r4:8567fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85641800 r8:8567fe2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567fe00 r8:80287e08 r7:eb6f5e60 r6:8565ac00 r5:85641800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb711fb0 to 0xeb711ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856c9300 INFO: task kworker/0:733:5141 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8fabd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:734:5142 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:734 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb715d84 r8:00000002 r7:60000013 r6:eb715d8c r5:85640000 r4:85640000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85640000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c95c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85640000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb717000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d878c r4:855d8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d878c r4:8567fe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85640000 r8:8567feac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567fe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567fe80 r8:80287e08 r7:eb6f5e60 r6:8565ac80 r5:85640000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb715fb0 to 0xeb715ff8) 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 r5:8028ef50 r4:856c9400 INFO: task kworker/0:734:5142 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8fd77000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:735:5145 blocked for more than 467 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:735 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:85642400 r4:85642400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85642400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c99c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85642400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0481000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d938c r4:855d9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d938c r4:8567fd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85642400 r8:8567fd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567fd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567fd00 r8:80287e08 r7:eb6f5e60 r6:8565ad00 r5:85642400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:856c9640 INFO: task kworker/0:735:5145 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 8fe42000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:736:5146 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:736 state:D stack:0 pid:5146 tgid:5146 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:85643000 r4:85643000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85643000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85643000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d8f8c r4:855d8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d8f8c r4:8567ff00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85643000 r8:8567ff2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8567ff00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8567ff00 r8:80287e08 r7:eb449e60 r6:8565ad80 r5:85643000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb529fb0 to 0xeb529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856c9540 INFO: task kworker/0:736:5146 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 900b4000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:737:5148 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:737 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb725d84 r8:00000002 r7:60000013 r6:eb725d8c r5:85643c00 r4:85643c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85643c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85643c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d9b8c r4:855d9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d9b8c r4:85655f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85643c00 r8:85655f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85655f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85655f00 r8:80287e08 r7:eb449e60 r6:8565ae00 r5:85643c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb725fb0 to 0xeb725ff8) 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 r5:8028ef50 r4:856c96c0 INFO: task kworker/0:737:5148 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9041e000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:738:5150 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:738 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:85644800 r4:85644800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85644800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85644800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea95b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d978c r4:855d9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d978c r4:856c8000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85644800 r8:856c802c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8000 r8:80287e08 r7:eb725e60 r6:8565ae80 r5:85644800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb729fb0 to 0xeb729ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856c9ac0 INFO: task kworker/0:738:5150 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9041e000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:739:5153 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:739 state:D stack:0 pid:5153 tgid:5153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6a5d84 r8:00000002 r7:60000013 r6:eb6a5d8c r5:85645400 r4:85645400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85645400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85645400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb081000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855da38c r4:855da000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855da38c r4:856c8180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85645400 r8:856c81ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8180 r8:80287e08 r7:eb725e60 r6:855fdf80 r5:85645400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856c9ac0 INFO: task kworker/0:739:5153 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 909c9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:740:5157 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:740 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:85640c00 r4:85640c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85640c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85640c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb017000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d9f8c r4:855d9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d9f8c r4:856c8080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85640c00 r8:856c80ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8080 r8:80287e08 r7:eb6a5e60 r6:856ce000 r5:85640c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:856c9e00 INFO: task kworker/0:740:5157 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 909c9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:741:5159 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:741 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb739d84 r8:00000002 r7:60000013 r6:eb739d8c r5:8563c800 r4:8563c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8563c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ca00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8563c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb121000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855dab8c r4:855da800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855dab8c r4:856c8200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8563c800 r8:856c822c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8200 r8:80287e08 r7:eb6a5e60 r6:856ce080 r5:8563c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb739fb0 to 0xeb739ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856768c0 INFO: task kworker/0:741:5159 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 909c9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:742:5160 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:742 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:85648000 r4:85648000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85648000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85648000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855da78c r4:855da400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855da78c r4:856c8100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85648000 r8:856c812c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8100 r8:80287e08 r7:eb739e60 r6:856ce100 r5:85648000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb73dfb0 to 0xeb73dff8) 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 r5:8028ef50 r4:856768c0 INFO: task kworker/0:742:5160 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 90da2000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:743:5162 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:743 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb745d84 r8:00000002 r7:60000013 r6:eb745d8c r5:85649800 r4:85649800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85649800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85649800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb253000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855db38c r4:855db000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855db38c r4:856c8300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85649800 r8:856c832c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8300 r8:80287e08 r7:eb739e60 r6:856ce180 r5:85649800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb745fb0 to 0xeb745ff8) 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 r5:8028ef50 r4:8568cf00 INFO: task kworker/0:743:5162 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 90e1e000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:270:5165 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:270 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb699d84 r8:00000002 r7:60000113 r6:eb699d8c r5:8564a400 r4:8564a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8564a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b977c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8564a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb221000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849ecf8c r4:849ecc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849ecf8c r4:856ce200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8564a400 r8:856ce22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856ce200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856ce200 r8:80287e08 r7:eb6a9e60 r6:856ce380 r5:8564a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb699fb0 to 0xeb699ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856cfec0 INFO: task kworker/1:270:5165 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 90fcf000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:744:5167 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:744 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:8564b000 r4:8564b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8564b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8564b000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb233000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855daf8c r4:855dac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855daf8c r4:856c8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8564b000 r8:856c842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8400 r8:80287e08 r7:eb745e60 r6:856ce280 r5:8564b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb749fb0 to 0xeb749ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d6100 INFO: task kworker/0:744:5167 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 90fcf000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:745:5169 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:745 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:8564c800 r4:8564c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8564c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d63c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8564c800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb295000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855dbb8c r4:855db800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855dbb8c r4:856c8480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8564c800 r8:856c84ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8480 r8:80287e08 r7:eb745e60 r6:856ce300 r5:8564c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb751fb0 to 0xeb751ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d61c0 INFO: task kworker/0:745:5169 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 915cf000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:746:5172 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:746 state:D stack:0 pid:5172 tgid:5172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb75dd84 r8:00000002 r7:60000113 r6:eb75dd8c r5:8564e000 r4:8564e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8564e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8564e000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb26d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855db78c r4:855db400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855db78c r4:856c8500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8564e000 r8:856c852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8500 r8:80287e08 r7:eb751e60 r6:856ce400 r5:8564e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb75dfb0 to 0xeb75dff8) 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 r5:8028ef50 r4:856d6280 INFO: task kworker/0:746:5172 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 91707000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:747:5173 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:747 state:D stack:0 pid:5173 tgid:5173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:8564ec00 r4:8564ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8564ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8564ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb39d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855dbf8c r4:855dbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855dbf8c r4:856c8380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8564ec00 r8:856c83ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8380 r8:80287e08 r7:eb751e60 r6:856ce480 r5:8564ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb761fb0 to 0xeb761ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d6280 INFO: task kworker/0:747:5173 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 91c5a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:748:5176 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:748 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:8564bc00 r4:8564bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8564bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d66c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8564bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574038c r4:85740000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574038c r4:856c8580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8564bc00 r8:856c85ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8580 r8:80287e08 r7:eb761e60 r6:856ce500 r5:8564bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb76dfb0 to 0xeb76dff8) 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 r5:8028ef50 r4:856d64c0 INFO: task kworker/0:748:5176 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 91e42000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:749:5177 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:749 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb771d84 r8:00000002 r7:60000013 r6:eb771d8c r5:8564d400 r4:8564d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8564d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8564d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb445000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574078c r4:85740400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574078c r4:856c8600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8564d400 r8:856c862c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8600 r8:80287e08 r7:eb76de60 r6:856ce580 r5:8564d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb771fb0 to 0xeb771ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d64c0 INFO: task kworker/0:749:5177 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 91e42000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:271:5178 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:271 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:85646000 r4:85646000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85646000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568cf00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85646000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d1b8c r4:847d1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d1b8c r4:856ce600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85646000 r8:856ce62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856ce600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856ce600 r8:80287e08 r7:eb699e60 r6:856ce680 r5:85646000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:856df2c0 INFO: task kworker/1:271:5178 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 920e4000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:750:5179 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:750 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:85646c00 r4:85646c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85646c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85646c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb507000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85740b8c r4:85740800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85740b8c r4:856c8680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85646c00 r8:856c86ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8680 r8:80287e08 r7:eb771e60 r6:856ce700 r5:85646c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:856d6900 INFO: task kworker/0:750:5179 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 92297000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:751:5183 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:751 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c r5:85709800 r4:85709800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85709800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85709800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb511000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85740f8c r4:85740c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85740f8c r4:856c8780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85709800 r8:856c87ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8780 r8:80287e08 r7:eb779e60 r6:856ce780 r5:85709800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb785fb0 to 0xeb785ff8) 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 r5:8028ef50 r4:856d69c0 INFO: task kworker/0:751:5183 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 925b9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:752:5184 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:752 state:D stack:0 pid:5184 tgid:5184 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:8570a400 r4:8570a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8570a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8570a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb52d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574178c r4:85741400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574178c r4:856c8700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8570a400 r8:856c872c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8700 r8:80287e08 r7:eb785e60 r6:856ce800 r5:8570a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb789fb0 to 0xeb789ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d6b00 INFO: task kworker/0:752:5184 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 925b9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:753:5185 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:753 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:85708000 r4:85708000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85708000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85708000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb51f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574138c r4:85741000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574138c r4:856c8800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85708000 r8:856c882c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8800 r8:80287e08 r7:eb789e60 r6:856ce880 r5:85708000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb78dfb0 to 0xeb78dff8) 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 r5:8028ef50 r4:856d6b00 INFO: task kworker/0:753:5185 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9285d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:754:5188 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:754 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:85708c00 r4:85708c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85708c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85708c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb53f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85741b8c r4:85741800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85741b8c r4:856c8900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85708c00 r8:856c892c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8900 r8:80287e08 r7:eb789e60 r6:856ce900 r5:85708c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb799fb0 to 0xeb799ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d6c00 INFO: task kworker/0:754:5188 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9285d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85741f8c r4:85741c00 r10:61c88647 r9:8570bc00 r8:856c89ac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8570d400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574378c r4:85743400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574378c r4:856c8880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8570d400 r8:856c88ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8880 r8:80287e08 r7:eb7a5e60 r6:856cea00 r5:8570d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d6e40 INFO: task kworker/0:756:5192 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 92f86000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:757:5194 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:757 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:8570e000 r4:8570e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8570e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cfd00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8570e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb587000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574238c r4:85742000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574238c r4:856c8a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8570e000 r8:856c8a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8a00 r8:80287e08 r7:eb7a9e60 r6:856cea80 r5:8570e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856cfd80 INFO: task kworker/0:757:5194 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 930fd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:758:5195 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:758 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:8570c800 r5:8570c800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8574278c r4:85742400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574278c r4:856c8b00 r10:61c88647 r9:8570c800 r8:856c8b2c r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:758:5195 is blocked on a mutex likely owned by task kworker/0:181:3703. r4:00000000 Exception stack(0xe0539d28 to 0xe0539d70) 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r4:e0539dc0 r4:00000000 r5:84b4d38c r4:84b4d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:759:5197 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:759 state:D stack:0 pid:5197 tgid:5197 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:8570b000 r4:8570b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8570b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ef040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8570b000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85742b8c r4:85742800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85742b8c r4:856c8280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8570b000 r8:856c82ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8280 r8:80287e08 r7:eb7a9e60 r6:856ceb80 r5:8570b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7bdfb0 to 0xeb7bdff8) 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 r5:8028ef50 r4:856cf980 INFO: task kworker/0:759:5197 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 93519000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000013 r6:eb7c9d8c r5:85711800 r4:85711800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85711800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ef180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85711800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85742f8c r4:85742c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85742f8c r4:856c8c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85711800 r8:856c8c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8c00 r8:80287e08 r7:eb7a9e60 r6:856cec00 r5:85711800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ef000 INFO: task kworker/0:760:5200 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 938d0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:761:5202 blocked for more than 468 seconds. [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 r5:00001000 r4:eb5c7000 r5:8574338c r4:85743000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Call trace: r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:762:5204 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:762 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7e5d84 r8:00000002 r7:60000013 r6:eb7e5d8c r5:85712400 r4:85712400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85712400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ef4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85712400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85743b8c r4:85743800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85743b8c r4:856c8d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85712400 r8:856c8d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8d00 r8:80287e08 r7:eb7a9e60 r6:856ced00 r5:85712400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) 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 r5:8028ef50 r4:856ef400 INFO: task kworker/0:762:5204 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d20: 93e27000 edb95000 00000001 80239b98 7f53b000 00000001 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 r4:85710c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 r5:00001000 r4:ea85d000 r5:8574438c r4:85744000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeb7edfb0 to 0xeb7edff8) INFO: task kworker/0:763:5206 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 94077000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:272:5208 blocked for more than 468 seconds. r4:85710000 r5:85710000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018205 r8:85710000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 r5:847d178c r4:847d1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d178c r4:856cee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85710000 r8:856cee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856cee00 r10:00000000 r9:856cee00 r8:80287e08 r7:eb699e60 r6:856cef00 r5:85710000 Exception stack(0xeb769fb0 to 0xeb769ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d20: 94467000 edb95000 00000001 80239b98 7f53b000 00000001 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:764:5209 blocked for more than 468 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:764 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85743f8c r4:85743c00 r7:dddced80 r6:83018000 r5:85743f8c r4:856c8e00 r10:00000000 r9:856c8e00 r8:80287e08 r7:eb7ede60 r6:856cef80 r5:85714800 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 INFO: task kworker/1:273:5211 blocked for more than 468 seconds. r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r4:82ac21e4 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:765:5214 blocked for more than 468 seconds. task:kworker/0:765 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) INFO: task kworker/0:765:5214 is blocked on a mutex likely owned by task kworker/0:181:3703. r4:e0539dc0 r5:84b4d38c r4:84b4d000 Exception stack(0xe0539fb0 to 0xe0539ff8) Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8574478c r4:85744400 r10:00000000 r9:856c8a80 r8:80287e08 r7:eb649e60 r6:8565af80 r5:85713c00 r4:00000000 r5:84b4d38c r4:84b4d000 9fa0: 00000000 00000000 00000000 00000000 r4:85716c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85744b8c r4:85744800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/0:768:5219 blocked for more than 469 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 r5:85744f8c r4:85744c00 r10:00000000 r9:856c8e80 r8:80287e08 r7:eb649e60 r6:85700080 r5:85718c00 r4:82ac21e4 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856efd80 r5:8574538c r4:85745000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539d28 to 0xe0539d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:84bc7b80 r4:00000001 r4:84bcf980 r4:8571a400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85745b8c r4:85745800 r4:85703100 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:82ac21e4 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85745f8c r4:85745c00 r4:00000001 INFO: task kworker/0:772:5227 is blocked on a mutex likely owned by task kworker/0:181:3703. r5:80070013 r4:80239bb0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:8571c800 r4:00000000 r5:00001000 r4:eb2c9000 r5:8574678c r4:85746400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: 96731000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:00001000 r4:eb301000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8574738c r4:85747000 r4:85703280 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d20: 96d28000 edb95000 00000001 80239b98 7f53b000 00000001 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 r5:85746f8c r4:85746c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeb839fb0 to 0xeb839ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8571ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb467000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574778c r4:85747400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574778c r4:85703380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571ec00 r8:857033ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85703380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85703380 r8:80287e08 r7:eb831e60 r6:85700500 r5:8571ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb83dfb0 to 0xeb83dff8) 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 r5:8028ef50 r4:857046c0 INFO: task kworker/0:777:5238 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 972b9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:778:5241 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:778 state:D stack:0 pid:5241 tgid:5241 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb849d84 r8:00000002 r7:60000013 r6:eb849d8c r5:85720000 r4:85720000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85720000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85704a40 r5:85747b8c r4:85747800 r10:00000000 r9:85703500 r8:80287e08 r7:eb83de60 r6:85700580 r5:85720000 r4:00000000 r4:82ac21e4 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 r5:8574838c r4:85748000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) task:kworker/0:780 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018005 r8:8569ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb491000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85747f8c r4:85747c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85747f8c r4:85703580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569ec00 r8:857035ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85703580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85703580 r8:80287e08 r7:eb851e60 r6:85703680 r5:8569ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb81dfb0 to 0xeb81dff8) 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 r5:8028ef50 r4:85704d00 INFO: task kworker/0:780:5244 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 97b27000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r5:80070013 r4:80239bb0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85748b8c r4:85748800 r4:85703400 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85704d80 INFO: task kworker/0:781:5246 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9820b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b4d38c r4:84b4d000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:8574878c r4:85748400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8569d400 r8:8570362c r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:84bc7b80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85648c00 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97680 r5:849ecb8c r4:849ec800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849ecb8c r4:85700680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85648c00 r8:857006ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85700680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85700680 r8:80287e08 r7:eb699e60 r6:85703800 r5:85648c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb85dfb0 to 0xeb85dff8) 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 r5:8028ef50 r4:84293240 INFO: task kworker/1:274:5251 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 98787000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 9fa0: 00000000 00000000 00000000 00000000 r4:8499e000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fba40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8499e000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb617000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85748f8c r4:85748c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85748f8c r4:85703980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499e000 r8:857039ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85703980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85703980 r8:80287e08 r7:eb639e60 r6:85703a00 r5:8499e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb859fb0 to 0xeb859ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fb640 INFO: task kworker/0:783:5253 is blocked on a mutex likely owned by task kworker/0:181:3703. Exception stack(0xe0539d28 to 0xe0539d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Not tainted 6.15.0-rc7-syzkaller #0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8574938c r4:85749000 r7:dddced80 r6:83018000 r5:8574938c r4:85703880 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 task:kworker/0:785 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84293600 r5:8574978c r4:85749400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574978c r4:85703900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85723000 r8:8570392c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85703900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85703900 r8:80287e08 r7:eb861e60 r6:85700800 r5:85723000 r4:00000001 [<8028ef50>] (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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84293400 INFO: task kworker/0:785:5257 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 98e3f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 r5:85749f8c r4:85749c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:787:5260 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:787 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:85724800 r4:85724800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85724800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842937c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85724800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb65d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85749b8c r4:85749800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85749b8c r4:85703c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85724800 r8:85703cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85703c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85703c80 r8:80287e08 r7:eb869e60 r6:85700780 r5:85724800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb86dfb0 to 0xeb86dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fa0: 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84293b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85725400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb693000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574a78c r4:8574a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574a78c r4:85703a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85725400 r8:85703aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85703a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85703a80 r8:80287e08 r7:eb869e60 r6:85700880 r5:85725400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:842938c0 Exception stack(0xe0539d28 to 0xe0539d70) r4:00000000 r4:84bc7b80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 r5:8574a38c r4:8574a000 r4:85703b80 r4:84293940 Exception stack(0xe0539d28 to 0xe0539d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000001 INFO: task kworker/0:790:5268 blocked for more than 469 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 r5:8574ab8c r4:8574a800 r10:61c88647 r9:85726c00 r8:85703e2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:85703e00 r8:80287e08 r7:eb87de60 r6:85700980 r5:85726c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84293940 INFO: task kworker/0:790:5268 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9a145000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84293cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85721800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574af8c r4:8574ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574af8c r4:85703e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85721800 r8:85703eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85703e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85703e80 r8:80287e08 r7:eb88de60 r6:85700a00 r5:85721800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84293940 INFO: task kworker/0:791:5270 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9a145000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8569b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574cb8c r4:8574c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574cb8c r4:85703f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569b000 r8:85703f2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:80070013 r4:80239bb0 r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 task:kworker/0:793 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539d28 to 0xe0539d70) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:794:5274 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:794 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:85728c00 r4:85728c00 r5:85728c00 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84293240 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84293dc0 INFO: task kworker/0:794:5274 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9a83c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84bcf980 r10:8291a684 r9:eb8b1d84 r8:00000002 r7:60000113 r6:eb8b1d8c r5:8572b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff040 r5:8574bb8c r4:8574b800 r10:61c88647 r9:8572b000 r8:8567ffac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Workqueue: events bpf_prog_free_deferred r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) INFO: task kworker/0:796:5278 is blocked on a mutex likely owned by task kworker/0:181:3703. [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:797:5281 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:797 state:D stack:0 pid:5281 tgid:5281 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000013 r6:eb8c1d8c r5:8572a400 r4:8572a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8572a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8572a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb709000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574c38c r4:8574c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574c38c r4:849eb080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8572a400 r8:849eb0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849eb080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb080 r8:80287e08 r7:eb899e60 r6:85700d00 r5:8572a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84aff180 INFO: task kworker/0:797:5281 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9ae3b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b4d38c r4:84b4d000 r4:00000001 INFO: task kworker/0:798:5282 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:798 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:84a78c00 r4:84a78c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a78c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb71f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84a78c00 r8:849eb22c r7:82804d40 r6:dddced80 r5:dddceda0 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Call trace: 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:800:5286 blocked for more than 469 seconds. task:kworker/0:800 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff8c0 r5:8574d38c r4:8574d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574d38c r4:849eb180 r10:61c88647 r9:84a7b000 r8:849eb1ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:800:5286 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9b820000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:801 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574d78c r4:8574d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a7bc00 r8:849eb32c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8e5d84 r8:00000002 r7:60000113 r6:eb8e5d8c r5:84a7c800 r4:84a7c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a7c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84affe40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a7c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb901000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574e38c r4:8574e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574e38c r4:849eb580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a7c800 r8:849eb5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849eb580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb580 r8:80287e08 r7:eb8d1e60 r6:849eb680 r5:84a7c800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84affc00 INFO: task kworker/0:802:5291 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9c208000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:8291a684 r9:eb8f1d84 r8:00000002 r7:60000113 r6:eb8f1d8c r5:84a7d400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84affa80 r10:61c88647 r9:84a7d400 r8:849eb42c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9c208000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84a7e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 r5:8574df8c r4:8574dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:84affcc0 Exception stack(0xe0539d28 to 0xe0539d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000001 INFO: task kworker/0:805:5297 blocked for more than 469 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 r5:8574e78c r4:8574e400 r10:61c88647 r9:84a7ec00 r8:849eb8ac r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: r5:80070013 r4:80239bb0 r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:806:5299 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:806 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:84a79800 r4:84a79800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a79800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a79800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb915000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574eb8c r4:8574e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574eb8c r4:849eb780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a79800 r8:849eb7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849eb780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb780 r8:80287e08 r7:eb8dde60 r6:849eb900 r5:84a79800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84293fc0 INFO: task kworker/0:806:5299 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9cd10000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:807:5301 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:807 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85526c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85526c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:00001000 r4:eb929000 r5:8574f38c r4:8574f000 r4:849eba00 Workqueue: events bpf_prog_free_deferred r4:e0539dc0 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 INFO: task kworker/0:808:5302 blocked for more than 469 seconds. [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:849eba80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eba80 r8:80287e08 r7:eb919e60 r6:849ebc80 r5:856c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb921fb0 to 0xeb921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857062c0 INFO: task kworker/0:808:5302 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:809:5305 blocked for more than 469 seconds. r4:856c0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 r5:8574fb8c r4:8574f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849ebb00 r8:80287e08 r7:eb919e60 r6:849ebd00 r5:856c0c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:856c2400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 r4:00000000 r5:8574f78c r4:8574f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849ebd80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb90dfb0 to 0xeb90dff8) 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 r5:8028ef50 r4:85706440 INFO: task kworker/0:810:5307 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb755d84 r8:00000002 r7:60000113 r6:eb755d8c r5:856c1800 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r5:80070013 r4:80239bb0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:812:5311 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:812 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:856c4800 r4:856c4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856c4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea7c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575838c r4:85758000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575838c r4:856c8c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c4800 r8:856c8cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856c8c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856c8c80 r8:80287e08 r7:eb755e60 r6:856c8f80 r5:856c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb77dfb0 to 0xeb77dff8) 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 r5:8028ef50 r4:85706880 INFO: task kworker/0:812:5311 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:813:5313 blocked for more than 469 seconds. r4:8572bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 r4:00000000 r5:85758b8c r4:85758800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85758b8c r4:847b5000 r10:00000000 r9:847b5000 r8:80287e08 r7:eb77de60 r6:85700d80 r5:8572bc00 INFO: task kworker/0:813:5313 is blocked on a mutex likely owned by task kworker/0:181:3703. 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 task:kworker/0:814 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706c00 r10:00000000 r9:847b5080 r8:80287e08 r7:eb79de60 r6:85700e00 r5:8572c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85706b40 INFO: task kworker/0:814:5315 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:815:5318 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:815 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb935d84 r8:00000002 r7:60000013 r6:eb935d8c r5:8572ec00 r4:8572ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8572ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bb200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8572ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb25d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575938c r4:85759000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575938c r4:847b5200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8572ec00 r8:847b522c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b5200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b5200 r8:80287e08 r7:eb79de60 r6:84903000 r5:8572ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb935fb0 to 0xeb935ff8) 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 r5:8028ef50 r4:85706dc0 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 Exception stack(0xe0539fb0 to 0xe0539ff8) Workqueue: events bpf_prog_free_deferred r4:00000000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85758f8c r4:85758c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85758f8c r4:847b5280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c5400 r8:847b52ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b5280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b5280 r8:80287e08 r7:eb935e60 r6:847b5300 r5:856c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb791fb0 to 0xeb791ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85706a80 INFO: task kworker/0:816:5319 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:849eeb8c r4:84903080 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r5:84b4d38c r4:84b4d000 r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8575b78c r4:8575b400 r10:61c88647 r9:8572d400 r8:8490322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84903200 r8:80287e08 r7:eb7b9e60 r6:84903100 r5:8572d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b97700 INFO: task kworker/1:276:5324 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:8571bc00 r4:00000000 r5:8575978c r4:85759400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:847b5100 r8:80287e08 r7:eb935e60 r6:84903280 r5:8571bc00 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 r5:85759b8c r4:85759800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:819:5330 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:819 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb949d84 r8:00000002 r7:60000013 r6:eb949d8c r5:856c6000 r4:856c6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856c6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bb600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb43b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85759f8c r4:85759c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85759f8c r4:847b5180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c6000 r8:847b51ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b5180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b5180 r8:80287e08 r7:eb7cde60 r6:847b5580 r5:856c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb949fb0 to 0xeb949ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bb3c0 INFO: task kworker/0:819:5330 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Not tainted 6.15.0-rc7-syzkaller #0 r4:856c3000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8575a38c r4:8575a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8575a78c r4:8575a400 r10:61c88647 r9:856c3c00 r8:847b56ac r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 r5:8575ab8c r4:8575a800 r10:00000000 r9:847b5500 r8:80287e08 r7:eb955e60 r6:847b5700 r5:856a0c00 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bbdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb593000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575b38c r4:8575b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575b38c r4:847b5800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a2400 r8:847b582c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b5800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b5800 r8:80287e08 r7:eb959e60 r6:847b5880 r5:856a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb95dfb0 to 0xeb95dff8) 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 r5:8028ef50 r4:847bbc40 INFO: task kworker/0:823:5340 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8575af8c r4:8575ac00 r7:dddced80 r6:83018000 r5:8575af8c r4:847b5900 r10:00000000 r9:847b5900 r8:80287e08 r7:eb95de60 r6:847b5980 r5:856a3000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575bf8c r4:8575bc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:826:5344 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:826 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb96dd84 r8:00000002 r7:60000113 r6:eb96dd8c r5:856a1800 r4:856a1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575bb8c r4:8575b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575bb8c r4:847b5b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a1800 r8:847b5b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b5b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b5b00 r8:80287e08 r7:eb965e60 r6:847b5c00 r5:856a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb96dfb0 to 0xeb96dff8) 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 r5:8028ef50 r4:847a7100 INFO: task kworker/0:826:5344 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:277:5346 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:277 state:D stack:0 pid:5346 tgid:5346 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb971d84 r8:00000002 r7:60000113 r6:eb971d8c r5:856a6000 r4:856a6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:856a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849ed38c r4:849ed000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849ed38c r4:84903300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a6000 r8:8490332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84903300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84903300 r8:80287e08 r7:eb7b9e60 r6:847b5c80 r5:856a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb971fb0 to 0xeb971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:827:5348 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:827 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb969d84 r8:00000002 r7:60000113 r6:eb969d8c r5:856a4800 r4:856a4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a4800 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb73f000 r5:8576038c r4:85760000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576038c r4:847b5b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a4800 r8:847b5bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b5b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b5b80 r8:80287e08 r7:eb965e60 r6:847b5d80 r5:856a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb969fb0 to 0xeb969ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a7340 INFO: task kworker/0:827:5348 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:8291a684 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:856a6c00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7600 r5:8576078c r4:85760400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856a6c00 r8:847b5e2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a7440 INFO: task kworker/0:828:5351 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Not tainted 6.15.0-rc7-syzkaller #0 r4:856a5400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85760b8c r4:85760800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:847b5d00 r8:80287e08 r7:eb951e60 r6:847b5e80 r5:856a5400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0539d28 to 0xe0539d70) r5:80070013 r4:80239bb0 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:830:5354 blocked for more than 470 seconds. r4:856a0000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:856a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 r5:85760f8c r4:85760c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bcf980 r4:856a8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576178c r4:85761400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576178c r4:857a8080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a8000 r8:857a80ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8080 r8:80287e08 r7:eb979e60 r6:857a8100 r5:856a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb97dfb0 to 0xeb97dff8) 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 r5:8028ef50 r4:847a7840 INFO: task kworker/0:831:5356 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Not tainted 6.15.0-rc7-syzkaller #0 r4:856a8c00 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576138c r4:85761000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576138c r4:857a8180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a8c00 r8:857a81ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8180 r8:80287e08 r7:eb97de60 r6:857a8280 r5:856a8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb981fb0 to 0xeb981ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a7a40 INFO: task kworker/0:832:5358 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac1c0 r5:8576238c r4:85762000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856a9800 r8:857a802c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:834:5362 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:834 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb98dd84 r8:00000002 r7:60000013 r6:eb98dd8c r5:856ab000 r4:856ab000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ab000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85761b8c r4:85761800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85761b8c r4:857a8200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ab000 r8:857a822c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8200 r8:80287e08 r7:eb985e60 r6:857a8300 r5:856ab000 r4:00000001 [<8028ef50>] (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 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a7d40 INFO: task kworker/0:834:5362 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:278:5364 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:278 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:85732400 r4:85732400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85732400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d2a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85732400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb52b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849edf8c r4:849edc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849edf8c r4:84903380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85732400 r8:849033ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84903380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84903380 r8:80287e08 r7:eb7b9e60 r6:84903500 r5:85732400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb989fb0 to 0xeb989ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b97e40 INFO: task kworker/1:278:5364 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:835:5366 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:835 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:85733c00 r4:85733c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85733c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85733c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85761f8c r4:85761c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85761f8c r4:857a8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85733c00 r8:857a842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8400 r8:80287e08 r7:eb985e60 r6:84903400 r5:85733c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb99dfb0 to 0xeb99dff8) 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 r5:8028ef50 r4:857ac0c0 INFO: task kworker/0:835:5366 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:836:5368 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:836 state:D stack:0 pid:5368 tgid:5368 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9a9d84 r8:00000002 r7:60000113 r6:eb9a9d8c r5:85735400 r4:85735400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85735400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85735400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576278c r4:85762400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576278c r4:857a8580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85735400 r8:857a85ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8580 r8:80287e08 r7:eb985e60 r6:84903480 r5:85735400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ac180 INFO: task kworker/0:836:5368 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:837:5371 blocked for more than 470 seconds. Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:85762b8c r4:85762800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857a8600 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 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 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:838:5372 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:838 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:85736c00 r4:85736c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85736c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85736c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85762f8c r4:85762c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85762f8c r4:857a8500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85736c00 r8:857a852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8500 r8:80287e08 r7:eb9c1e60 r6:84903600 r5:85736c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) 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 r5:8028ef50 r4:857ac240 INFO: task kworker/0:838:5372 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/0:839:5374 blocked for more than 470 seconds. r4:85733000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85733000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85733000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576338c r4:85763000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576338c r4:857a8680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85733000 r8:857a86ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8680 r8:80287e08 r7:eb9c5e60 r6:84903680 r5:85733000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:84b4d38c r4:84b4d000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85736000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576378c r4:85763400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576378c r4:857a8700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85736000 r8:857a872c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8700 r8:80287e08 r7:eb9d9e60 r6:84903700 r5:85736000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ac480 INFO: task kworker/0:840:5376 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 Workqueue: events bpf_prog_free_deferred r5:85730000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85763b8c r4:85763800 r10:61c88647 r9:85730000 r8:857a87ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ac7c0 INFO: task kworker/0:841:5379 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:85726000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 r9:83018005 r8:85726000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 r5:85763f8c r4:85763c00 r7:dddced80 r6:83018000 r5:85763f8c r4:857a8480 r10:00000000 r9:857a8480 r8:80287e08 r7:eba01e60 r6:84903800 r5:85726000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85730c00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857acd00 r5:8576c78c r4:8576c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:844:5384 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:844 state:D stack:0 pid:5384 tgid:5384 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:85738c00 r4:85738c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85738c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857acb80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85738c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576c38c r4:8576c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576c38c r4:857a8800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85738c00 r8:857a882c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8800 r8:80287e08 r7:eba11e60 r6:84903900 r5:85738c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba19fb0 to 0xeba19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ac980 INFO: task kworker/0:844:5384 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:845:5386 blocked for more than 470 seconds. r4:8573a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857acf80 r5:8576cf8c r4:8576cc00 r7:dddced80 r6:83018000 r5:8576cf8c r4:857a8a00 r10:00000000 r9:857a8a00 r8:80287e08 r7:eba11e60 r6:84903980 r5:8573a400 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:846:5387 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:846 state:D stack:0 pid:5387 tgid:5387 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba31d84 r8:00000002 r7:60000113 r6:eba31d8c r5:85738000 r4:85738000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85738000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ace40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85738000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576cb8c r4:8576c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576cb8c r4:857a8a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85738000 r8:857a8aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8a80 r8:80287e08 r7:eba29e60 r6:84903a00 r5:85738000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba31fb0 to 0xeba31ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85739800 r4:8291a680 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:eba65000 r5:8576d38c r4:8576d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85739800 r8:857a8b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:848:5392 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:848 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba79d84 r8:00000002 r7:60000013 r6:eba79d8c r5:8573c800 r4:8573c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8573c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8573c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576db8c r4:8576d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576db8c r4:857a8b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8573c800 r8:857a8bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8b80 r8:80287e08 r7:eba6de60 r6:84903b00 r5:8573c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba79fb0 to 0xeba79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c8100 INFO: task kworker/0:848:5392 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:849:5393 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:849 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb991d84 r8:00000002 r7:60000113 r6:eb991d8c r5:856aa400 r4:856aa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856aa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576d78c r4:8576d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576d78c r4:857a8c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856aa400 r8:857a8c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8c00 r8:80287e08 r7:eba79e60 r6:857a8c80 r5:856aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb991fb0 to 0xeb991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c8280 INFO: task kworker/0:849:5393 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:850:5396 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:850 state:D stack:0 pid:5396 tgid:5396 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba75d84 r8:00000002 r7:60000013 r6:eba75d8c r5:856ac800 r4:856ac800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ac800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac31000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576e78c r4:8576e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576e78c r4:857a8880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ac800 r8:857a88ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8880 r8:80287e08 r7:eba79e60 r6:857a8d00 r5:856ac800 r4:00000001 [<8028ef50>] (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 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 r5:8028ef50 r4:857c82c0 INFO: task kworker/0:850:5396 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:851:5397 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:851 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb999d84 r8:00000002 r7:60000113 r6:eb999d8c r5:856ae000 r4:856ae000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ae000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576df8c r4:8576dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576df8c r4:857a8d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ae000 r8:857a8dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8d80 r8:80287e08 r7:eba75e60 r6:857a8900 r5:856ae000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857c84c0 INFO: task kworker/0:851:5397 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:852:5399 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:852 state:D stack:0 pid:5399 tgid:5399 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6e5d84 r8:00000002 r7:60000013 r6:eb6e5d8c r5:856aec00 r4:856aec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856aec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea8cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576e38c r4:8576e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576e38c r4:857a8e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856aec00 r8:857a8e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8e00 r8:80287e08 r7:eba75e60 r6:857a8e80 r5:856aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) 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 r5:8028ef50 r4:857c84c0 INFO: task kworker/0:852:5399 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:853:5403 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:853 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:856ad400 r4:856ad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb157000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576f38c r4:8576f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576f38c r4:857a8f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ad400 r8:857a8fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857a8f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a8f80 r8:80287e08 r7:eba75e60 r6:857a8f00 r5:856ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba91fb0 to 0xeba91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c8840 INFO: task kworker/0:853:5403 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:854:5404 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:854 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb829d84 r8:00000002 r7:60000113 r6:eb829d8c r5:856abc00 r4:856abc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856abc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576eb8c r4:8576e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576eb8c r4:85703d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856abc00 r8:85703dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85703d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85703d80 r8:80287e08 r7:eba91e60 r6:847b5f80 r5:856abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb829fb0 to 0xeb829ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c8940 INFO: task kworker/0:854:5404 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:855:5406 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:855 state:D stack:0 pid:5406 tgid:5406 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:84840000 r4:84840000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84840000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84840000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576ef8c r4:8576ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576ef8c r4:857d4000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84840000 r8:857d402c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4000 r8:80287e08 r7:eba91e60 r6:857d4180 r5:84840000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb835fb0 to 0xeb835ff8) 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 r5:8028ef50 r4:857c8c40 INFO: task kworker/0:855:5406 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:856:5408 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:856 state:D stack:0 pid:5408 tgid:5408 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb841d84 r8:00000002 r7:60000013 r6:eb841d8c r5:84840c00 r4:84840c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84840c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8f00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84840c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576fb8c r4:8576f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576fb8c r4:857d4080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84840c00 r8:857d40ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4080 r8:80287e08 r7:eba91e60 r6:857d4280 r5:84840c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb841fb0 to 0xeb841ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c8c80 INFO: task kworker/0:856:5408 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:857:5410 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:857 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:84841800 r4:84841800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84841800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84841800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576f78c r4:8576f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576f78c r4:857d4100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84841800 r8:857d412c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4100 r8:80287e08 r7:eb841e60 r6:857d4300 r5:84841800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb875fb0 to 0xeb875ff8) 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 r5:8028ef50 r4:857c8e40 INFO: task kworker/0:857:5410 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:858:5412 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:858 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:84842400 r4:84842400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84842400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84842400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8576ff8c r4:8576fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8576ff8c r4:857d4380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84842400 r8:857d43ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4380 r8:80287e08 r7:eb841e60 r6:857d4480 r5:84842400 r4:00000001 [<8028ef50>] (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 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857db140 INFO: task kworker/0:858:5412 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:859:5413 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:859 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb815d84 r8:00000002 r7:60000113 r6:eb815d8c r5:84843000 r4:84843000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84843000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84843000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb363000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577438c r4:85774000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577438c r4:857d4200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84843000 r8:857d422c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4200 r8:80287e08 r7:eb879e60 r6:857d4400 r5:84843000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb815fb0 to 0xeb815ff8) 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 r5:8028ef50 r4:857db140 INFO: task kworker/0:859:5413 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:860:5416 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:860 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:84843c00 r4:84843c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84843c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84843c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb461000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577478c r4:85774400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577478c r4:857d4680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84843c00 r8:857d46ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4680 r8:80287e08 r7:eb815e60 r6:857d4580 r5:84843c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857db440 INFO: task kworker/0:860:5416 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:861:5418 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:861 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:84844800 r4:84844800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84844800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84844800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb487000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85774b8c r4:85774800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85774b8c r4:857d4500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:857d452c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4500 r8:80287e08 r7:eb8a9e60 r6:857d4780 r5:84844800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857db500 INFO: task kworker/0:861:5418 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:862:5420 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:862 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000013 r6:eba9dd8c r5:84845400 r4:84845400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84845400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84845400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb49f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85774f8c r4:85774c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85774f8c r4:857d4600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84845400 r8:857d462c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4600 r8:80287e08 r7:eba99e60 r6:857d4880 r5:84845400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba9dfb0 to 0xeba9dff8) 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 r5:8028ef50 r4:857db440 INFO: task kworker/0:862:5420 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:863:5422 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:863 state:D stack:0 pid:5422 tgid:5422 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:84846000 r4:84846000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84846000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84846000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577538c r4:85775000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577538c r4:857d4700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84846000 r8:857d472c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4700 r8:80287e08 r7:eba9de60 r6:857d4980 r5:84846000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaa1fb0 to 0xebaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857db7c0 INFO: task kworker/0:863:5422 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:864:5424 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:864 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:84846c00 r4:84846c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84846c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84846c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577578c r4:85775400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577578c r4:857d4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84846c00 r8:857d492c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4900 r8:80287e08 r7:ebaa1e60 r6:857d4a00 r5:84846c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaa5fb0 to 0xebaa5ff8) 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 r5:8028ef50 r4:857db800 INFO: task kworker/0:864:5424 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:865:5426 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:865 state:D stack:0 pid:5426 tgid:5426 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000013 r6:ebaa9d8c r5:856b8000 r4:856b8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856b8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dbb00 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85775b8c r4:85775800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85775b8c r4:857d4a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856b8000 r8:857d4aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4a80 r8:80287e08 r7:ebaa5e60 r6:857d4b00 r5:856b8000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857dbc00 INFO: task kworker/0:865:5426 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r4:856b8c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db8c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:856b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 r5:8577638c r4:85776000 r10:61c88647 r9:856b9800 r8:857d482c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4800 r8:80287e08 r7:ebaade60 r6:857d4d00 r5:856b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebab1fb0 to 0xebab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857dbc00 INFO: task kworker/0:867:5430 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:868:5432 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:856ba400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb6b7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8577738c r4:857d4d80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:eb671000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577678c r4:85776400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577678c r4:857d4c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856bb000 r8:857d4cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4c80 r8:80287e08 r7:ebab5e60 r6:857d4e00 r5:856bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ad980 INFO: task kworker/0:869:5433 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:870:5435 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:870 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebab9d84 r8:00000002 r7:60000013 r6:ebab9d8c r5:856bbc00 r4:856bbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856bbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb68d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85776b8c r4:85776800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85776b8c r4:857f4080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856bbc00 r8:857f40ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4080 r8:80287e08 r7:ebab5e60 r6:857f4000 r5:856bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebab9fb0 to 0xebab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857f2140 INFO: task kworker/0:870:5435 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:871:5438 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:856bc800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f21c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb69d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85776f8c r4:85776c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85776f8c r4:857f4100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856bc800 r8:857f412c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4100 r8:80287e08 r7:ebab5e60 r6:857f4280 r5:856bc800 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:856bd400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb6c7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:856bd400 r8:857f432c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:873:5442 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:873 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebac9d84 r8:00000002 r7:60000013 r6:ebac9d8c r5:856be000 r4:856be000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856be000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856be000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85777b8c r4:85777800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85777b8c r4:857f4400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856be000 r8:857f442c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4400 r8:80287e08 r7:ebac5e60 r6:857f4380 r5:856be000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebac9fb0 to 0xebac9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857f2300 INFO: task kworker/0:873:5442 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb703000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb803000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581878c r4:85818400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581878c r4:857f4480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba0000 r8:857f44ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4480 r8:80287e08 r7:ebacde60 r6:857f4600 r5:84ba0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebad9fb0 to 0xebad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857f26c0 INFO: task kworker/0:875:5446 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:876:5447 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:876 state:D stack:0 pid:5447 tgid:5447 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebac1d84 r8:00000002 r7:60000113 r6:ebac1d8c r5:84ba0c00 r4:84ba0c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb719000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84ba0c00 r8:857f45ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:877:5450 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:877 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000013 r6:ebae9d8c r5:8573e000 r4:8573e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8573e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8573e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb80d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85818b8c r4:85818800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85818b8c r4:857f4680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8573e000 r8:857f46ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2d80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8573bc00 r8:857f48ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9f108000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:879:5453 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:879 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec309d84 r8:00000002 r7:60000013 r6:ec309d8c r5:8573d400 r4:8573d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8573d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec309e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8573d400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb881000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581938c r4:85819000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581938c r4:857f4800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8573d400 r8:857f482c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4800 r8:80287e08 r7:ebaede60 r6:84903c80 r5:8573d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec309fb0 to 0xec309ff8) r4:857f2c00 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:e0539dc0 r5:00001000 r4:e033d000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:880:5455 blocked for more than 471 seconds. r4:8573ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec311e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:857f4900 r8:80287e08 r7:ec309e60 r6:84903d00 r5:8573ec00 r4:857f2cc0 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:881:5457 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:881 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec319d84 r8:00000002 r7:60000013 r6:ec319d8c r5:8573b000 r4:8573b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8573b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec319e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8573b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb433000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581bf8c r4:8581bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581bf8c r4:857f4a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8573b000 r8:857f4a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4a00 r8:80287e08 r7:ec311e60 r6:84903d80 r5:8573b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec319fb0 to 0xec319ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858080c0 INFO: task kworker/0:881:5457 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: 9fb53000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb89d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:883:5461 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:883 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec329d84 r8:00000002 r7:60000113 r6:ec329d8c r5:85880000 r4:85880000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85880000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec329e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858082c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85880000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85819f8c r4:85819c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85819f8c r4:857f4980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85880000 r8:857f49ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4980 r8:80287e08 r7:ec319e60 r6:84903e80 r5:85880000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 task:kworker/0:884 state:D stack:0 pid:5464 tgid:5464 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85881800 r8:857f4bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:885:5466 blocked for more than 471 seconds. r4:85883000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85883000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581a78c r4:8581a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581a78c r4:857f4b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85883000 r8:857f4b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4b00 r8:80287e08 r7:ec319e60 r6:85700e80 r5:85883000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9bdfb0 to 0xeb9bdff8) 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 r5:8028ef50 r4:85808400 INFO: task kworker/0:885:5466 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a05aa000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85882400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafe5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581ab8c r4:8581a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581ab8c r4:857f4a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85882400 r8:857f4aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4a80 r8:80287e08 r7:ec319e60 r6:85700f80 r5:85882400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9edfb0 to 0xeb9edff8) 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 r5:8028ef50 r4:85808780 INFO: task kworker/0:886:5468 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:887:5470 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:887 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9f5d84 r8:00000002 r7:60000013 r6:eb9f5d8c r5:85883c00 r4:85883c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85883c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85808680 INFO: task kworker/0:887:5470 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) INFO: task kworker/0:888:5472 blocked for more than 471 seconds. [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:858087c0 9d20: a065d000 edb95000 00000001 80239b98 7f53b000 00000001 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:889:5475 blocked for more than 471 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred 9d20: a113c000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85731800 r8:857f4e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857f4e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f4e00 r8:80287e08 r7:ec319e60 r6:85041080 r5:85731800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec341fb0 to 0xec341ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85808a40 INFO: task kworker/0:890:5476 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a113c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:ec349d84 r8:00000002 r7:60000113 r6:ec349d8c r5:85886c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581c78c r4:8581c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857f4e80 r8:80287e08 r7:ec319e60 r6:85041100 r5:85886c00 r4:85808b00 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a113c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:892:5480 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:892 state:D stack:0 pid:5480 tgid:5480 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebae1d84 r8:00000002 r7:60000013 r6:ebae1d8c r5:84ba2400 r4:84ba2400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r4:82ac21e4 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Not tainted 6.15.0-rc7-syzkaller #0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849ee38c r4:849ee000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849ee38c r4:85041180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85884800 r8:850411ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85041180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85041180 r8:80287e08 r7:eb7b9e60 r6:85041280 r5:85884800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaddfb0 to 0xebaddff8) 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 r5:8028ef50 r4:850d2a40 INFO: task kworker/1:279:5483 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a18a0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0539dc0 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:80070013 r4:80239bb0 r5:00001000 r4:e033d000 Exception stack(0xe0539fb0 to 0xe0539ff8) [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec34dd84 r8:00000002 r7:60000113 r6:ec34dd8c r5:85888c00 r4:85888c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85888c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec34de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85888c00 r8:8503c1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c180 r8:80287e08 r7:ec345e60 r6:85041200 r5:85888c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec34dfb0 to 0xec34dff8) 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 r5:8028ef50 r4:850c80c0 INFO: task kworker/0:894:5488 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) r5:80070013 r4:80239bb0 r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8581d38c r4:8581d000 Exception stack(0xec35dfb0 to 0xec35dff8) Exception stack(0xe0539d28 to 0xe0539d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:84bcf980 task:kworker/0:896 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec365e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8581df8c r4:8503c300 r4:8503c300 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r4:84bc7b80 [<8028ef50>] (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 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:897:5495 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:897 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec36dd84 r8:00000002 r7:60000113 r6:ec36dd8c r5:8588c800 r4:8588c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec36de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581d78c r4:8581d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581d78c r4:8503c100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588c800 r8:8503c12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c100 r8:80287e08 r7:ec365e60 r6:85041400 r5:8588c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec36dfb0 to 0xec36dff8) 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 r5:8028ef50 r4:850c8200 INFO: task kworker/0:897:5495 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a2147000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:898:5496 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:898 state:D stack:0 pid:5496 tgid:5496 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec371d84 r8:00000002 r7:60000013 r6:ec371d8c r5:8588bc00 r4:8588bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec371e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581db8c r4:8581d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xec371fb0 to 0xec371ff8) r4:850c8340 Call trace: 9d20: a24a2000 edb95000 00000001 80239b98 7f53b000 00000001 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8028ef50>] (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 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:899:5499 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:899 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec385d84 r8:00000002 r7:60000113 r6:ec385d8c r5:8588d400 r4:8588d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec385e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588d400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581e38c r4:8581e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581e38c r4:8503c380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588d400 r8:8503c3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c380 r8:80287e08 r7:ec365e60 r6:85041580 r5:8588d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec385fb0 to 0xec385ff8) 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 r5:8028ef50 r4:850c8600 INFO: task kworker/0:899:5499 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d20: a2712000 edb95000 00000001 80239b98 7f53b000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:280:5500 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:280 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec389d84 r8:00000002 r7:60000113 r6:ec389d8c r5:85889800 r4:85889800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85889800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec389e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc6d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85889800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849ee78c r4:849ee400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 task:kworker/0:900 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8d40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85890000 r8:8503c2ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a2b2a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:84bcf980 task:kworker/0:901 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581e78c r4:8581e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581e78c r4:8503c500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85891800 r8:8503c52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c500 r8:80287e08 r7:ec391e60 r6:85041780 r5:85891800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec399fb0 to 0xec399ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 9d20: a2b2a000 edb95000 00000001 80239b98 7f53b000 00000001 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:903:5507 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:903 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:84ba1800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ba1800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581ef8c r4:8581ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581ef8c r4:8503c480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba1800 r8:8503c4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c480 r8:80287e08 r7:ec391e60 r6:8503c600 r5:84ba1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec351fb0 to 0xec351ff8) r4:850c8a80 9d20: a3074000 edb95000 00000001 80239b98 7f53b000 00000001 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec395e08 r5:00001000 r4:eb931000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a3074000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:905:5512 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:84ba4800 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ba4800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb913000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581f78c r4:8581f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581f78c r4:8503c580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba4800 r8:8503c5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c580 r8:80287e08 r7:ec395e60 r6:8503c800 r5:84ba4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3a5fb0 to 0xec3a5ff8) 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 r5:8028ef50 r4:850c8e80 INFO: task kworker/0:905:5512 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808f00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581fb8c r4:8581f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581fb8c r4:8503c880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba5400 r8:8503c8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c880 r8:80287e08 r7:ec395e60 r6:8503c700 r5:84ba5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec355fb0 to 0xec355ff8) 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 r5:8028ef50 r4:857f2cc0 INFO: task kworker/0:906:5513 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a32ff000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ba6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582478c r4:85824400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582478c r4:8503c900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba6000 r8:8503c92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c900 r8:80287e08 r7:ec395e60 r6:8503ca80 r5:84ba6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3b1fb0 to 0xec3b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bc3200 INFO: task kworker/0:907:5516 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a3674000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:908:5518 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:908 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec3b5d84 r8:00000002 r7:60000113 r6:ec3b5d8c r5:84ba6c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582438c r4:85824000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582438c r4:8503c980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba6c00 r8:8503c9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503c980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503c980 r8:80287e08 r7:ec3b1e60 r6:8503cb80 r5:84ba6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3b5fb0 to 0xec3b5ff8) 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 r5:8028ef50 r4:84bc33c0 INFO: task kworker/0:908:5518 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a392e000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xec3b9fb0 to 0xec3b9ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85824b8c r4:85824800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85824b8c r4:8503cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84910000 r8:8503cb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503cb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503cb00 r8:80287e08 r7:ec3b9e60 r6:8503cd00 r5:84910000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3bdfb0 to 0xec3bdff8) 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 r5:8028ef50 r4:84bc3540 INFO: task kworker/0:910:5522 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a3df8000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:911:5523 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:911 state:D stack:0 pid:5523 tgid:5523 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb9d3000 r5:85824f8c r4:85824c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8503cd80 r8:80287e08 r7:ec3b9e60 r6:8503cc00 r5:84910c00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a3df8000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:912:5526 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:912 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec3c5d84 r8:00000002 r7:60000113 r6:ec3c5d8c r5:84911800 r4:84911800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84911800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc3880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84911800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582538c r4:85825000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582538c r4:8503ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84911800 r8:8503ce2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503ce00 r8:80287e08 r7:ec3b9e60 r6:8503cf00 r5:84911800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3c5fb0 to 0xec3c5ff8) 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 r5:8028ef50 r4:84bc3840 INFO: task kworker/0:912:5526 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:913:5528 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:913 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec3d1d84 r8:00000002 r7:60000113 r6:ec3d1d8c r5:85893c00 r4:85893c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85893c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc39c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85893c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582578c r4:85825400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582578c r4:8503cf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85893c00 r8:8503cfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8503cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503cf80 r8:80287e08 r7:ec3b9e60 r6:85041880 r5:85893c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3d1fb0 to 0xec3d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bc3900 INFO: task kworker/0:913:5528 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a4443000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:914:5529 blocked for more than 471 seconds. r4:85890c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d5e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85825b8c r4:85825800 r10:61c88647 r9:85890c00 r8:8503ceac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:915:5532 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:915 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec3e1d84 r8:00000002 r7:60000113 r6:ec3e1d8c r5:85894800 r4:85894800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85894800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c11c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85894800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85826b8c r4:85826800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85826b8c r4:850dd000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85894800 r8:850dd02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd000 r8:80287e08 r7:ec3b9e60 r6:85041980 r5:85894800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3e1fb0 to 0xec3e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bc3c00 INFO: task kworker/0:915:5532 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a4825000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85896000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 r5:8582638c r4:85826000 r10:61c88647 r9:85896000 r8:850dd1ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:917:5535 blocked for more than 471 seconds. task:kworker/0:917 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec3c9d84 r8:00000002 r7:60000113 r6:ec3c9d8c r5:84912400 r4:84912400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84912400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c1040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84912400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582678c r4:85826400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582678c r4:850dd200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84912400 r8:850dd22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd200 r8:80287e08 r7:ec3e1e60 r6:850dd280 r5:84912400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3c9fb0 to 0xec3c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c1000 INFO: task kworker/0:917:5535 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a4b49000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84913000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85826f8c r4:85826c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85826f8c r4:850dd080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84913000 r8:850dd0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd080 r8:80287e08 r7:ec3e1e60 r6:850dd300 r5:84913000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3e5fb0 to 0xec3e5ff8) 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 r5:8028ef50 r4:850c13c0 INFO: task kworker/0:918:5538 is blocked on a mutex likely owned by task kworker/0:181:3703. Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84913c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c1500 r5:8582738c r4:85827000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:920:5542 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:920 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec3f5d84 r8:00000002 r7:60000113 r6:ec3f5d8c r5:84915400 r4:84915400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84915400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c16c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84915400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebacf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8582778c r4:85827400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8582778c r4:850dd400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84915400 r8:850dd42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd400 r8:80287e08 r7:ec3ade60 r6:850dd580 r5:84915400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3f5fb0 to 0xec3f5ff8) 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 r5:8028ef50 r4:850c14c0 INFO: task kworker/0:920:5542 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a503a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:921:5544 blocked for more than 471 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:921 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec3f9d84 r8:00000002 r7:60000013 r6:ec3f9d8c r5:84916c00 r4:84916c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84916c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c1900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84916c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaf3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85827b8c r4:85827800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85827b8c r4:850dd480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84916c00 r8:850dd4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd480 r8:80287e08 r7:ec3f5e60 r6:850dd680 r5:84916c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3f9fb0 to 0xec3f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c1680 INFO: task kworker/0:921:5544 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a503a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85827f8c r4:85827c00 r10:61c88647 r9:848d8000 r8:850dd52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c18c0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a55e3000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:848d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 r5:8583038c r4:85830000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8583038c r4:850dd600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848d8c00 r8:850dd62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd600 r8:80287e08 r7:ec3fde60 r6:850dd700 r5:848d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec401fb0 to 0xec401ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c1600 INFO: task kworker/0:923:5547 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a55e3000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85893000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 r5:849ef38c r4:849ef000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85041a80 r8:80287e08 r7:eb7b9e60 r6:85041b80 r5:85893000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:924:5553 blocked for more than 471 seconds. r5:8588ec00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8583078c r4:85830400 r10:61c88647 r9:8588ec00 r8:850dd92c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:925:5555 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:925 state:D stack:0 pid:5555 tgid:5555 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec43dd84 r8:00000002 r7:60000113 r6:ec43dd8c r5:85895400 r4:85895400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85895400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec43de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc3fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfac7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85830b8c r4:85830800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85830b8c r4:850dd980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85895400 r8:850dd9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd980 r8:80287e08 r7:ec42de60 r6:85041b00 r5:85895400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec43dfb0 to 0xec43dff8) 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 r5:8028ef50 r4:84bc3c00 INFO: task kworker/0:925:5555 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a5a4b000 edb95000 00000001 80239b98 7f53b000 00000001 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85896c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85830f8c r4:85830c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85830f8c r4:850dd880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85896c00 r8:850dd8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd880 r8:80287e08 r7:ec43de60 r6:85041c80 r5:85896c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec431fb0 to 0xec431ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bc3c00 INFO: task kworker/0:926:5556 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a5dd1000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85898c00 r5:85898c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec445e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85898c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb317000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85831f8c r4:85831c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85831f8c r4:850dd800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85898c00 r8:850dd82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850dd800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd800 r8:80287e08 r7:ec431e60 r6:85041d00 r5:85898c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec445fb0 to 0xec445ff8) 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 r5:8028ef50 r4:84bc6080 INFO: task kworker/0:927:5558 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 Exception stack(0xe0539d28 to 0xe0539d70) 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8589a400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583138c r4:85831000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850dda80 r8:80287e08 r7:ec445e60 r6:85041d80 r5:8589a400 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:929:5562 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:929 state:D stack:0 pid:5562 tgid:5562 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec459d84 r8:00000002 r7:60000113 r6:ec459d8c r5:85899800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8583178c r4:85831400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850dda00 r8:80287e08 r7:ec445e60 r6:85041e00 r5:85899800 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85831b8c r4:85831800 r10:61c88647 r9:8589b000 r8:850ddbac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/0:931:5566 blocked for more than 472 seconds. r10:8291a684 r9:ec471d84 r8:00000002 r7:60000113 r6:ec471d8c r5:8589bc00 r4:8589bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec471e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbaa80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb62b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583338c r4:85833000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8583338c r4:850ddd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589bc00 r8:850dddac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ddd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ddd80 r8:80287e08 r7:ec445e60 r6:85041f00 r5:8589bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec471fb0 to 0xec471ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bba4c0 INFO: task kworker/0:931:5566 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a6b09000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:932:5568 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:932 state:D stack:0 pid:5568 tgid:5568 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec479d84 r8:00000002 r7:60000113 r6:ec479d8c r5:8589c800 r4:8589c800 r5:8589c800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec479e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589c800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb38b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583238c r4:85832000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8583238c r4:850ddc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589c800 r8:850ddc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ddc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ddc00 r8:80287e08 r7:ec471e60 r6:85041f80 r5:8589c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec479fb0 to 0xec479ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bba4c0 INFO: task kworker/0:932:5568 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a7064000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:933:5570 blocked for more than 472 seconds. r4:8589d400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba700 r5:8583278c r4:85832400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8589d400 r8:850ddcac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:934:5572 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:934 state:D stack:0 pid:5572 tgid:5572 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec4a1d84 r8:00000002 r7:60000113 r6:ec4a1d8c r5:8589e000 r4:8589e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589e000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85832b8c r4:85832800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85832b8c r4:850ddb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589e000 r8:850ddb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ddb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ddb00 r8:80287e08 r7:ec471e60 r6:850d7080 r5:8589e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec4a1fb0 to 0xec4a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bba880 INFO: task kworker/0:934:5572 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a73ab000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:935:5574 blocked for more than 472 seconds. r5:8589ec00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85832f8c r4:85832c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85832f8c r4:850ddf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589ec00 r8:850ddf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ddf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ddf00 r8:80287e08 r7:ec471e60 r6:850d7100 r5:8589ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec4a9fb0 to 0xec4a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bba9c0 INFO: task kworker/0:935:5574 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b1e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xec4b1fb0 to 0xec4b1ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a7a8f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:937:5578 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:937 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec4b9d84 r8:00000002 r7:60000113 r6:ec4b9d8c r5:858a0c00 r4:858a0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbabc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583378c r4:85833400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850ddd00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:858a0000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbac40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb683000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85833b8c r4:85833800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85833b8c r4:857d4f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a0000 r8:857d4f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4f00 r8:80287e08 r7:ec4b1e60 r6:850d7280 r5:858a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec4c1fb0 to 0xec4c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bbadc0 INFO: task kworker/0:938:5580 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a7b9b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:939:5582 blocked for more than 472 seconds. r5:858a1800 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xec4c9fb0 to 0xec4c9ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec4d1d84 r8:00000002 r7:60000113 r6:ec4d1d8c r5:858a2400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8583438c r4:85834000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858a2400 r8:850ddfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ddf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ddf80 r8:80287e08 r7:ec4b1e60 r6:850d7380 r5:858a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec4d1fb0 to 0xec4d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bbae00 INFO: task kworker/0:940:5584 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a85b3000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:941:5586 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:941 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ec4d9d84 r8:00000002 r7:60000113 r6:ec4d9d8c r5:858a3000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8583478c r4:85834400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858a3000 r8:850ec0ac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848db000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb887000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85834b8c r4:85834800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85834b8c r4:850ec180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848db000 r8:850ec1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ec180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ec180 r8:80287e08 r7:ec4b1e60 r6:850ec000 r5:848db000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec4d5fb0 to 0xec4d5ff8) 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 r5:8028ef50 r4:850ef140 INFO: task kworker/0:942:5588 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: a937d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:848dc800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc19c0 r5:849ef78c r4:849ef400 r7:ddde2d80 r6:83018200 r5:849ef78c r4:850d7480 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:283:5593 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:283 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec4e9d84 r8:00000002 r7:60000113 r6:ec4e9d8c r5:848dd400 r4:848dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4e9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb74b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849eff8c r4:849efc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849eff8c r4:850d7580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848dd400 r8:850d75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d7580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d7580 r8:80287e08 r7:ec4e1e60 r6:850ec200 r5:848dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec4e9fb0 to 0xec4e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bc1bc0 INFO: task kworker/1:283:5593 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:849efb8c r4:849ef800 r10:61c88647 r9:848d9800 r8:850d76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:943:5596 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:943 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec4f1d84 r8:00000002 r7:60000013 r6:ec4f1d8c r5:848dbc00 r4:848dbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848dbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583538c r4:85835000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8583538c r4:850ec300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848dbc00 r8:850ec32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ec300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ec300 r8:80287e08 r7:ec4b1e60 r6:850ec480 r5:848dbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec4f1fb0 to 0xec4f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ef400 INFO: task kworker/0:943:5596 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 Exception stack(0xe0539d28 to 0xe0539d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r5:848dec00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8583638c r4:850ec380 r10:00000000 r9:850ec380 r8:80287e08 r7:ec4f1e60 r6:850ec400 r5:848dec00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec405d84 r8:00000002 r7:60000013 r6:ec405d8c r5:848de000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850ec500 r8:80287e08 r7:ec4e5e60 r6:850ec680 r5:848de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec405fb0 to 0xec405ff8) 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 r5:8028ef50 r4:850efa00 INFO: task kworker/0:945:5601 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: aa5c8000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:946:5602 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:946 state:D stack:0 pid:5602 tgid:5602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec4f5d84 r8:00000002 r7:60000113 r6:ec4f5d8c r5:848da400 r4:848da400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848da400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850efc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848da400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85835b8c r4:85835800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85835b8c r4:850ec580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848da400 r8:850ec5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ec580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ec580 r8:80287e08 r7:ec4e5e60 r6:850ec600 r5:848da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec4f5fb0 to 0xec4f5ff8) 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 r5:8028ef50 r4:850efa00 INFO: task kworker/0:946:5602 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: aad0a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 r5:84b4d38c r4:84b4d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec30d000 r5:85835f8c r4:85835c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850ec700 r10:00000000 r9:850ec700 r8:80287e08 r7:ec4e5e60 r6:850ec880 r5:84914800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec501fb0 to 0xec501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850efec0 INFO: task kworker/0:947:5605 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: aafb2000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:948 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8583678c r4:85836400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850ec780 r8:80287e08 r7:ec4e5e60 r6:850ec900 r5:84916000 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:84818000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85836b8c r4:85836800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85836b8c r4:850ec980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84818000 r8:850ec9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ec980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ec980 r8:80287e08 r7:ec505e60 r6:850ec800 r5:84818000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec509fb0 to 0xec509ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850effc0 INFO: task kworker/0:949:5609 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ab668000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:950:5612 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:950 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:84818c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8583738c r4:85837000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/0:951:5613 blocked for more than 472 seconds. r5:84819800 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85836f8c r4:850ecb80 Exception stack(0xec511fb0 to 0xec511ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858bd100 INFO: task kworker/0:951:5613 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: abc06000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:952:5615 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:952 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec51dd84 r8:00000002 r7:60000013 r6:ec51dd8c r5:8481a400 r4:8481a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8481a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec51de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bd400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8481a400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec527000 r5:8583778c r4:85837400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8481a400 r8:850ecc2c r7:82804d40 r6:dddced80 r5:dddceda0 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0539fb0 to 0xe0539ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:8481b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec525e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bd480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8481b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec52d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85837b8c r4:85837800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85837b8c r4:850ecc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8481b000 r8:850eccac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ecc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ecc80 r8:80287e08 r7:ec51de60 r6:850ece00 r5:8481b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec525fb0 to 0xec525ff8) 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 r5:8028ef50 r4:858bd3c0 INFO: task kworker/0:953:5617 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: abd73000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:954 state:D stack:0 pid:5619 tgid:5619 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec531e08 r5:00001000 r4:ec53b000 r5:85837f8c r4:85837c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8481c800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bd8c0 r5:8584038c r4:85840000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850ecd00 r8:80287e08 r7:ec531e60 r6:850ecf00 r5:8481c800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858bd640 INFO: task kworker/0:955:5621 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ac260000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:956:5622 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:956 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec415d84 r8:00000002 r7:60000013 r6:ec415d8c r5:8481d400 r4:8481d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8481d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec415e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bda00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8481d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea719000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584078c r4:85840400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584078c r4:857d4f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8481d400 r8:857d4fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857d4f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d4f80 r8:80287e08 r7:ec539e60 r6:850dde00 r5:8481d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec415fb0 to 0xec415ff8) 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 r5:8028ef50 r4:858bd640 INFO: task kworker/0:956:5622 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ac68a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:957:5625 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:957 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec551d84 r8:00000002 r7:60000113 r6:ec551d8c r5:8481e000 r4:8481e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8481e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec551e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bdac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8481e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:85840b8c r4:85855180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8481e000 r8:858551ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855180 r8:80287e08 r7:ec415e60 r6:85855080 r5:8481e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec551fb0 to 0xec551ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858bdb80 INFO: task kworker/0:957:5625 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8584178c r4:85841400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 Exception stack(0xe0539fb0 to 0xe0539ff8) Workqueue: events bpf_prog_free_deferred r4:858c1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858c1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec37de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb235000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584138c r4:85841000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584138c r4:85855100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858c1800 r8:8585512c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855100 r8:80287e08 r7:ec325e60 r6:85855200 r5:858c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec37dfb0 to 0xec37dff8) 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 r5:8028ef50 r4:858bdec0 INFO: task kworker/0:959:5629 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85841b8c r4:85841800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85841b8c r4:85855300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858c2400 r8:8585532c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855300 r8:80287e08 r7:ec325e60 r6:85855400 r5:858c2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec369fb0 to 0xec369ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852a9100 INFO: task kworker/0:960:5632 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ad1e9000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:858c3000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a95c0 r5:8584238c r4:85842000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584238c r4:85855480 r10:61c88647 r9:858c3000 r8:858554ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855480 r8:80287e08 r7:ec369e60 r6:85855500 r5:858c3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec3cdfb0 to 0xec3cdff8) 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 r5:8028ef50 r4:852a9280 INFO: task kworker/0:961:5635 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ad7f2000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r5:84b4d38c r4:84b4d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:858c3c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d9e08 r4:00000000 r5:00001000 r4:eb539000 r5:85841f8c r4:85841c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:963:5638 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:963 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec335d84 r8:00000002 r7:60000013 r6:ec335d8c r5:858c5400 r4:858c5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858c5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec335e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb793000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584278c r4:85842400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584278c r4:85855600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858c5400 r8:8585562c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855600 r8:80287e08 r7:ec3cde60 r6:85855780 r5:858c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec335fb0 to 0xec335ff8) 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 r5:8028ef50 r4:852a9580 INFO: task kworker/0:963:5638 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ad7f2000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:285:5641 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:285 state:D stack:0 pid:5641 tgid:5641 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:847d378c r4:847d3400 r10:61c88647 r9:858c6c00 r8:850d762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xec589fb0 to 0xec589ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a5ec0 INFO: task kworker/1:285:5641 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:84bc7b80 r4:84bcf980 r10:8291a684 r9:ec58dd84 r8:00000002 r7:60000113 r6:ec58dd8c r5:858c0c00 r5:847d3b8c r4:847d3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: addc1000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Workqueue: events bpf_prog_free_deferred r4:00000000 r5:8584378c r4:85843400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85855800 r8:80287e08 r7:ec335e60 r6:85855980 r5:858c4800 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:84b58000 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b58000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85842b8c r4:85842800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85842b8c r4:85855880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b58000 r8:858558ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855880 r8:80287e08 r7:ec591e60 r6:85855a80 r5:84b58000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec595fb0 to 0xec595ff8) 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 r5:8028ef50 r4:852a9c80 INFO: task kworker/0:965:5646 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 9d20: ae536000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec599e08 r5:85842f8c r4:85842c00 r10:61c88647 r9:84b58c00 r8:8585592c r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec579e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bddc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b59800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584338c r4:85843000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584338c r4:85855a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b59800 r8:85855a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855a00 r8:80287e08 r7:ec591e60 r6:85855c00 r5:84b59800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec579fb0 to 0xec579ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8528f000 INFO: task kworker/0:967:5650 is blocked on a mutex likely owned by task kworker/0:181:3703. [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84b5a400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb91b000 r5:85843f8c r4:85843c00 r7:dddced80 r6:83018000 r5:85843f8c r4:85855c80 r4:85855c80 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:969:5654 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:969 state:D stack:0 pid:5654 tgid:5654 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec59dd84 r8:00000002 r7:60000113 r6:ec59dd8c r5:84b5b000 r4:84b5b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b5b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec59de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85843b8c r4:85843800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85843b8c r4:85855d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b5b000 r8:85855d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855d00 r8:80287e08 r7:ec571e60 r6:85855e00 r5:84b5b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec59dfb0 to 0xec59dff8) 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 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:00000000 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/0:970:5656 blocked for more than 473 seconds. Workqueue: events bpf_prog_free_deferred r5:84b5bc00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:84b5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 r5:8584c38c r4:8584c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85855f00 r8:80287e08 r7:ec571e60 r6:85855f80 r5:84b5bc00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/0:971:5658 blocked for more than 473 seconds. r10:8291a684 r9:ec5a5d84 r8:00000002 r7:60000013 r6:ec5a5d8c r5:84b5c800 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584c78c r4:8584c400 r7:dddced80 r6:83018000 r5:8584c78c r4:851e7080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b5c800 r8:851e70ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851e7080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e7080 r8:80287e08 r7:ec5a1e60 r6:851e7180 r5:84b5c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5a5fb0 to 0xec5a5ff8) 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 r5:8028ef50 r4:8528f4c0 INFO: task kworker/0:971:5658 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: af5ed000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:972:5660 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:972 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5a9d84 r8:00000002 r7:60000113 r6:ec5a9d8c r5:84b5d400 r4:84b5d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b5d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 r5:8584cb8c r4:8584c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584cb8c r4:851e7280 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84b5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 r5:8584d78c r4:8584d400 r7:dddced80 r6:83018000 r5:8584d78c r4:851e7000 r10:00000000 r9:851e7000 r8:80287e08 r7:ec5a9e60 r6:851e7200 r5:84b5e000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:974:5664 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:974 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5b5d84 r8:00000002 r7:60000013 r6:ec5b5d8c r5:84b5ec00 r4:84b5ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b5ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b5ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584cf8c r4:8584cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584cf8c r4:851e7380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b5ec00 r8:851e73ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851e7380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e7380 r8:80287e08 r7:ec5ade60 r6:851e7480 r5:84b5ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5b5fb0 to 0xec5b5ff8) 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 r5:8028ef50 r4:8528f940 INFO: task kworker/0:974:5664 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: afb4c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:975 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8584d38c r4:8584d000 r10:61c88647 r9:858c6000 r8:851e712c r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8528f940 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:976 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84b60000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 r5:8584db8c r4:8584d800 r7:dddced80 r6:83018000 r5:8584db8c r4:851e7500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b60000 r8:851e752c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851e7500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e7500 r8:80287e08 r7:ec5ade60 r6:851e7600 r5:84b60000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5b9fb0 to 0xec5b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8528fcc0 INFO: task kworker/0:976:5668 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b013d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:977:5670 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:977 state:D stack:0 pid:5670 tgid:5670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5c1d84 r8:00000002 r7:60000013 r6:ec5c1d8c r5:84b61800 r4:84b61800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b61800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c1e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849db540 r5:847d3f8c r4:847d3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847d3f8c r4:851e7680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b61800 r8:851e76ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851e7680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e7680 r8:80287e08 r7:ec5b9e60 r6:851e7580 r5:84b61800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5c1fb0 to 0xec5c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8528fdc0 INFO: task kworker/0:977:5670 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b0619000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:978 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84b63000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d338c r4:847d3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847d338c r4:851e7700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b63000 r8:851e772c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851e7700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e7700 r8:80287e08 r7:ec5c1e60 r6:851e7780 r5:84b63000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5c9fb0 to 0xec5c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8528fe80 INFO: task kworker/0:978:5672 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b0b07000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:84b62400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8584df8c r4:8584dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584df8c r4:851e7800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b62400 r8:851e782c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851e7800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e7800 r8:80287e08 r7:ec5c9e60 r6:851e7880 r5:84b62400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5cdfb0 to 0xec5cdff8) 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 r5:8028ef50 r4:852720c0 INFO: task kworker/0:979:5674 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b0b07000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:84b64800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b5f8c r4:852b5c00 r7:ddde2d80 r6:83018200 r5:852b5f8c r4:850d7700 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:847d2f8c r4:847d2c00 r7:ddde2d80 r6:83018200 r5:847d2f8c r4:850d7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b65400 r8:850d77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d7780 r8:80287e08 r7:ec5d5e60 r6:851e7980 r5:84b65400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5d9fb0 to 0xec5d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85273240 INFO: task kworker/1:288:5678 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b0f7c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:980:5680 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:980 state:D stack:0 pid:5680 tgid:5680 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5ddd84 r8:00000002 r7:60000113 r6:ec5ddd8c r5:84b60c00 r4:84b60c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b60c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85272740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b60c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584e38c r4:8584e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584e38c r4:851e7b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b60c00 r8:851e7b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851e7b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e7b00 r8:80287e08 r7:ec5c9e60 r6:851e7a80 r5:84b60c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5ddfb0 to 0xec5ddff8) 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 r5:8028ef50 r4:85272340 INFO: task kworker/0:980:5680 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b164c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec5d1d84 r8:00000002 r7:60000013 r6:ec5d1d8c r5:84b66c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85272c40 r5:8584e78c r4:8584e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851e7a00 Exception stack(0xec5d1fb0 to 0xec5d1ff8) r4:85272700 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:289:5684 blocked for more than 473 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852b438c r4:852b4000 r10:00000000 r9:850d7800 r8:80287e08 r7:ec5d5e60 r6:851e7b80 r5:858c8c00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:290:5686 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:290 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5edd84 r8:00000002 r7:60000113 r6:ec5edd8c r5:858ca400 r4:858ca400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ca400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852736c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec361000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b478c r4:852b4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b478c r4:850d7880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ca400 r8:850d78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d7880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d7880 r8:80287e08 r7:ec5d5e60 r6:851e7c00 r5:858ca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5edfb0 to 0xec5edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0539d28 to 0xe0539d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:84b4d38c r4:84b4d000 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:858cb000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:858cb000 r8:851e7d2c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: b1907000 edb95000 00000001 80239b98 7f53b000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:291:5690 blocked for more than 473 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5f9d84 r8:00000002 r7:60000113 r6:ec5f9d8c r5:858cbc00 r4:858cbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858cbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead1d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b4b8c r4:852b4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b4b8c r4:850d7900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858cbc00 r8:850d792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d7900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d7900 r8:80287e08 r7:ec5d5e60 r6:851e7d80 r5:858cbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5f9fb0 to 0xec5f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85273680 INFO: task kworker/1:291:5690 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b1907000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:858cc800 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8584ef8c r4:8584ec00 r4:00000001 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 task:kworker/0:984 state:D stack:0 pid:5694 tgid:5694 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5f5d84 r8:00000002 r7:60000113 r6:ec5f5d8c r5:858c9800 r4:858c9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858c9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d1c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec3dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584f78c r4:8584f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584f78c r4:852a6000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858c9800 r8:852a602c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852a6000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a6000 r8:80287e08 r7:ec5fde60 r6:852a6180 r5:858c9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5f5fb0 to 0xec5f5ff8) 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 r5:8028ef50 r4:8525d080 INFO: task kworker/0:984:5694 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d20: b210c000 edb95000 00000001 80239b98 7f53b000 00000001 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) INFO: task kworker/0:985:5697 blocked for more than 473 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d040 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584f38c r4:8584f000 r10:61c88647 r9:858cd400 r8:852a60ac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:858ce000 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d3c0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 INFO: task kworker/0:986:5698 is blocked on a mutex likely owned by task kworker/0:181:3703. r5:80070013 r4:80239bb0 r4:e0539dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:987:5700 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:987 state:D stack:0 pid:5700 tgid:5700 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:858cec00 r4:858cec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858cec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec419000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8584ff8c r4:8584fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8584ff8c r4:852a6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858cec00 r8:852a632c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852a6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a6300 r8:80287e08 r7:ec5c5e60 r6:852a6480 r5:858cec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec601fb0 to 0xec601ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525d380 INFO: task kworker/0:987:5700 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858c8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec605e08 r9:83018005 r8:858c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8590838c r4:852a6380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858c8000 r8:852a63ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852a6380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a6380 r8:80287e08 r7:ec601e60 r6:852a6580 r5:858c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec605fb0 to 0xec605ff8) 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 r5:8028ef50 r4:8525d680 INFO: task kworker/0:988:5702 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b270b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 r9:83018005 r8:84b63c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852a6400 r4:00000001 r4:8525d600 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b270b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:990:5706 blocked for more than 473 seconds. Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec559000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b66000 r8:852a66ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852a6680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a6680 r8:80287e08 r7:ec609e60 r6:852a6500 r5:84b66000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec60dfb0 to 0xec60dff8) 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 r5:8028ef50 r4:8525d740 INFO: task kworker/0:990:5706 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b2961000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85940000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590938c r4:85909000 r7:dddced80 r6:83018000 r5:8590938c r4:852a6700 r10:00000000 r9:852a6700 r8:80287e08 r7:ec609e60 r6:852a6800 r5:85940000 r4:8525d9c0 Call trace: 9d20: b2bd4000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/0:992:5710 blocked for more than 473 seconds. r5:85940c00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85908f8c r4:85908c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b2bd4000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:993:5713 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:993 state:D stack:0 pid:5713 tgid:5713 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec629d84 r8:00000002 r7:60000113 r6:ec629d8c r5:85941800 r4:85941800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85941800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec629e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e040 r4:00000000 r5:00001000 r4:ec647000 r5:85909f8c r4:85909c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xec629fb0 to 0xec629ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:85942400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 r5:8590978c r4:85909400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8590978c r4:852a6a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85942400 r8:852a6aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852a6a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a6a80 r8:80287e08 r7:ec629e60 r6:852a6b80 r5:85942400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec63dfb0 to 0xec63dff8) 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 r5:8028ef50 r4:8525dd40 INFO: task kworker/0:994:5714 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b3127000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/0:995:5717 blocked for more than 473 seconds. r5:85943000 r4:8291a680 r4:00000000 r4:00000000 r5:85909b8c r4:85909800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:996:5719 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:996 state:D stack:0 pid:5719 tgid:5719 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec631d84 r8:00000002 r7:60000113 r6:ec631d8c r5:85943c00 r4:85943c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85943c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec631e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e180 r4:00000000 r9:83018005 r8:85943c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec64d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590a38c r4:8590a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8590a38c r4:852a6c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85943c00 r8:852a6cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852a6c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a6c80 r8:80287e08 r7:ec629e60 r6:852a6b00 r5:85943c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec631fb0 to 0xec631ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525e000 INFO: task kworker/0:996:5719 is blocked on a mutex likely owned by task kworker/0:181:3703. r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0539fb0 to 0xe0539ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:85944800 r4:8291a680 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8590a78c r4:8590a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:998:5722 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:998 state:D stack:0 pid:5722 tgid:5722 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec665d84 r8:00000002 r7:60000013 r6:ec665d8c r5:85946000 r4:85946000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85946000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec665e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85946000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec661000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590ab8c r4:8590a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8590ab8c r4:852a6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85946000 r8:852a6dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852a6d80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:00000000 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:999:5724 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:999 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec66dd84 r8:00000002 r7:60000113 r6:ec66dd8c r5:858a3c00 r4:858a3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:8590af8c r4:8590ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8590af8c r4:85855e80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec675000 r5:8590b38c r4:8590b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1001:5728 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1001 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec681d84 r8:00000002 r7:60000013 r6:ec681d8c r5:858a6000 r4:858a6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec683000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590b78c r4:8590b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8590b78c r4:8528c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a6000 r8:8528c02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c000 r8:80287e08 r7:ec679e60 r6:850d7a00 r5:858a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec681fb0 to 0xec681ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 task:kworker/0:1002 state:D stack:0 pid:5730 tgid:5730 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 r5:00001000 r4:eb9cf000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8591278c r4:85912400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8591278c r4:8528c080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a5400 r8:8528c0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528c080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c080 r8:80287e08 r7:ec681e60 r6:850d7b00 r5:858a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec68dfb0 to 0xec68dff8) 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 r5:8028ef50 r4:8525e8c0 INFO: task kworker/0:1002:5730 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b4889000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 task:kworker/0:1003 state:D stack:0 pid:5732 tgid:5732 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r5:8590bb8c r4:8590b800 r7:dddced80 r6:83018000 r5:8590bb8c r4:8528c200 r4:8525eb40 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Workqueue: events bpf_prog_free_deferred [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:852b4f8c r4:852b4c00 r10:61c88647 r9:8481ec00 r8:850d7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d7c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d7c00 r8:80287e08 r7:ec5d5e60 r6:850d7d00 r5:8481ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec659fb0 to 0xec659ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852b00c0 INFO: task kworker/1:292:5735 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b4d49000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 task:kworker/1:293 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r5:852b538c r4:852b5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b538c r4:850d7d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588e000 r8:850d7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d7d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d7d80 r8:80287e08 r7:ec5d5e60 r6:850d7c80 r5:8588e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec699fb0 to 0xec699ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d20: b4ede000 edb95000 00000001 80239b98 7f53b000 00000001 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r5:8591038c r4:85910000 r10:61c88647 r9:858a8000 r8:8528c2ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b5591000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:294:5741 blocked for more than 473 seconds. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:852b578c r4:852b5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858a8c00 r8:8526702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d20: b5e02000 edb95000 00000001 80239b98 7f53b000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ec6a5d84 r8:00000002 r7:60000113 r6:ec6a5d8c r5:858a9800 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:852b5b8c r4:852b5800 r7:ddde2d80 r6:83018200 r5:852b5b8c r4:85267100 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b5e02000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:296:5746 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:296 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6a9d84 r8:00000002 r7:60000113 r6:ec6a9d8c r5:858aa400 r4:858aa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858aa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb67b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b638c r4:852b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b638c r4:85267180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858aa400 r8:852671ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85267180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xec6a9fb0 to 0xec6a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852b0640 INFO: task kworker/1:296:5746 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b5e02000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:297:5748 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:297 state:D stack:0 pid:5748 tgid:5748 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:858abc00 r4:8291a680 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b678c r4:852b6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85267200 Exception stack(0xec4adfb0 to 0xec4adff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1005:5750 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1005 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:858ad400 r4:858ad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb889000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8591078c r4:85910400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8591078c r4:8528c300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ad400 r8:8528c32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528c300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c300 r8:80287e08 r7:ec68de60 r6:85267300 r5:858ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6b1fb0 to 0xec6b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526b000 INFO: task kworker/0:1005:5750 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d20: b694c000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:298:5751 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:298 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6b5d84 r8:00000002 r7:60000113 r6:ec6b5d8c r5:858ae000 r4:858ae000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ae000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b6b8c r4:852b6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b6b8c r4:85267580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ae000 r8:852675ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85267580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85267580 r8:80287e08 r7:ec4ade60 r6:85267400 r5:858ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6b5fb0 to 0xec6b5ff8) 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 r5:8028ef50 r4:852b09c0 INFO: task kworker/1:298:5751 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b694c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b4d38c r4:84b4d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:299:5753 blocked for more than 473 seconds. Workqueue: events bpf_prog_free_deferred r4:858aec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852b6f8c r4:852b6c00 r10:61c88647 r9:858aec00 r8:8526752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 Exception stack(0xec6b9fb0 to 0xec6b9ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d20: b694c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:300:5755 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:300 state:D stack:0 pid:5755 tgid:5755 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6bdd84 r8:00000002 r7:60000013 r6:ec6bdd8c r5:858b0000 r4:858b0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb82b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b738c r4:852b7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b738c r4:85267600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b0000 r8:8526762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85267600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85267600 r8:80287e08 r7:ec6b9e60 r6:85267800 r5:858b0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6bdfb0 to 0xec6bdff8) 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 r5:8028ef50 r4:852b0e80 INFO: task kworker/1:300:5755 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b6d07000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:301:5756 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:301 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6add84 r8:00000002 r7:60000013 r6:ec6add8c r5:858b0c00 r4:858b0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebae3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b7b8c r4:852b7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b7b8c r4:85267680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b0c00 r8:852676ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85267680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85267680 r8:80287e08 r7:ec6bde60 r6:85267900 r5:858b0c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85281100 INFO: task kworker/1:301:5756 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b6d07000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:302:5758 blocked for more than 473 seconds. r4:858b2400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c5e08 r9:83018205 r8:858b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85267780 Exception stack(0xec6c5fb0 to 0xec6c5ff8) 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 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1006:5761 blocked for more than 473 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1006 state:D stack:0 pid:5761 tgid:5761 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:858b3000 r4:858b3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec30b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85910b8c r4:85910800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85910b8c r4:8528c380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b3000 r8:8528c3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528c380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c380 r8:80287e08 r7:ec68de60 r6:85267980 r5:858b3000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8526b300 INFO: task kworker/0:1006:5761 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b75db000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:303:5763 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:303 state:D stack:0 pid:5763 tgid:5763 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6d1d84 r8:00000002 r7:60000113 r6:ec6d1d8c r5:858b4800 r4:858b4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852818c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec31d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85910f8c r4:85910c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85910f8c r4:85267b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b4800 r8:85267b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85267b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85267b00 r8:80287e08 r7:ec6ade60 r6:85267b80 r5:858b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6d1fb0 to 0xec6d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85281600 INFO: task kworker/1:303:5763 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b75db000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:304:5766 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:304 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6d9d84 r8:00000002 r7:60000013 r6:ec6d9d8c r5:858b5400 r4:858b5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec441000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d438c r4:847d4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d438c r4:85267a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8591138c r4:8528c400 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b7a53000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:305:5769 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:305 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6e1d84 r8:00000002 r7:60000113 r6:ec6e1d8c r5:858b3c00 r4:858b3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 r5:852b7f8c r4:852b7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:306 state:D stack:0 pid:5771 tgid:5771 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 r4:00000000 r5:8528878c r4:85288400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85267d00 r8:80287e08 r7:ec6d9e60 r6:85267f00 r5:858ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6e5fb0 to 0xec6e5ff8) 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 r5:8028ef50 r4:85281d40 INFO: task kworker/1:306:5771 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b7e82000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:307:5772 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:307 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8528838c r4:85288000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85267e00 r8:80287e08 r7:ec6e5e60 r6:85267e80 r5:858ab000 r4:85281880 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:308:5775 blocked for more than 474 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85288b8c r4:85267f80 r4:00000001 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 r5:8028ef50 r4:8528d100 INFO: task kworker/1:308:5775 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b7e82000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:309:5777 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:309 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6f1d84 r8:00000002 r7:60000013 r6:ec6f1d8c r5:84b69800 r4:84b69800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b69800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b69800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec489000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85288f8c r4:85288c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85288f8c r4:858e9080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b69800 r8:858e90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858e9080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858e9080 r8:80287e08 r7:ec6ede60 r6:858e9000 r5:84b69800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6f1fb0 to 0xec6f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8528d280 INFO: task kworker/1:309:5777 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84b6b000 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b6b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec4b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8591178c r4:85911400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8591178c r4:8528c180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b6b000 r8:8528c1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c180 r8:80287e08 r7:ec68de60 r6:858e9100 r5:84b6b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6f9fb0 to 0xec6f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526b700 INFO: task kworker/0:1008:5779 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b8626000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bc7b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84b6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 r5:8528938c r4:85289000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528938c r4:858e9380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b6bc00 r8:858e93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858e9380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858e9380 r8:80287e08 r7:ec6f1e60 r6:858e9400 r5:84b6bc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8528d580 INFO: task kworker/1:310:5781 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b8bb0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:311:5782 blocked for more than 474 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:8528a38c r4:8528a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xec6f5fb0 to 0xec6f5ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:312 state:D stack:0 pid:5784 tgid:5784 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec705d84 r8:00000002 r7:60000113 r6:ec705d8c r5:84b68c00 r4:84b68c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b68c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528dcc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec4c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528978c r4:85289400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528978c r4:858e9180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b68c00 r8:858e91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858e9180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858e9180 r8:80287e08 r7:ec6f5e60 r6:858e9200 r5:84b68c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8528d0c0 INFO: task kworker/1:312:5784 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b8bb0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84b6e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 r5:85289b8c r4:85289800 r7:dddced80 r6:83018000 r5:85289b8c r4:8528c500 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec4f7000 r5:85289f8c r4:85289c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858e9500 Exception stack(0xec709fb0 to 0xec709ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:1010 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb8e1000 r5:8591238c r4:85912000 r7:dddced80 r6:83018000 r5:8591238c r4:8528c580 r10:00000000 r9:8528c580 r8:80287e08 r7:ec68de60 r6:858e9580 r5:84b6ec00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:314:5792 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:314 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec715d84 r8:00000002 r7:60000013 r6:ec715d8c r5:85946c00 r4:85946c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85946c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85946c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528ab8c r4:8528a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528ab8c r4:858e9800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85946c00 r8:858e982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858e9800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858e9800 r8:80287e08 r7:ec6f5e60 r6:8528c600 r5:85946c00 r4:00000001 [<8028ef50>] (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 r4:8528d3c0 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Not tainted 6.15.0-rc7-syzkaller #0 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8528a78c r4:8528a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85281400 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:316:5796 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:316 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec725d84 r8:00000002 r7:60000113 r6:ec725d8c r5:85948000 r4:85948000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85948000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec725e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85948000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb04d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528b38c r4:8528b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528b38c r4:858e9880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85948000 r8:858e98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858e9880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858e9880 r8:80287e08 r7:ec715e60 r6:8528c100 r5:85948000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec725fb0 to 0xec725ff8) 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 r5:8028ef50 r4:8528db00 INFO: task kworker/1:316:5796 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eab59000 r5:8528af8c r4:8528ac00 r7:ddde2d80 r6:83018200 r5:8528af8c r4:858e9900 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:318:5801 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:318 state:D stack:0 pid:5801 tgid:5801 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec735d84 r8:00000002 r7:60000113 r6:ec735d8c r5:8594a400 r4:8594a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8594a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec735e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8594a400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb541000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528bf8c r4:8528bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528bf8c r4:858e9780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8594a400 r8:858e97ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858e9780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858e9780 r8:80287e08 r7:ec725e60 r6:8528c700 r5:8594a400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8585a280 INFO: task kworker/1:318:5801 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: b9d66000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:8594bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8594bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec739e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8594bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb263000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528b78c r4:8528b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528b78c r4:858e9a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:858e9a00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:320:5804 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:320 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:858b6000 r4:858b6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8528bb8c r4:8528b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:858e9a80 r8:80287e08 r7:ec735e60 r6:858e9b00 r5:858b6000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:84b6d400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a9c0 r5:85911f8c r4:85911c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858e9980 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8585a280 INFO: task kworker/1:321:5807 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ba34c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:322:5809 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:322 state:D stack:0 pid:5809 tgid:5809 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:85331800 r4:8291a680 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8585c38c r4:8585c000 r7:ddde2d80 r6:83018200 r5:8585c38c r4:858e9700 Exception stack(0xec741fb0 to 0xec741ff8) Workqueue: events bpf_prog_free_deferred r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 Exception stack(0xe0539fb0 to 0xe0539ff8) Not tainted 6.15.0-rc7-syzkaller #0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858e9b80 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:324:5814 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:324 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec73dd84 r8:00000002 r7:60000013 r6:ec73dd8c r5:85333000 r4:85333000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85333000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ec040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb909000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585cb8c r4:8585c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585cb8c r4:858e9d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85333000 r8:858e9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858e9d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858e9d80 r8:80287e08 r7:ec745e60 r6:858e9f00 r5:85333000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec73dfb0 to 0xec73dff8) 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 r5:8028ef50 r4:8585ae00 INFO: task kworker/1:324:5814 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ba9bd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:325:5815 blocked for more than 474 seconds. r4:85330000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec751e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85330000 r8:858e9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 9d20: baee9000 edb95000 00000001 80239b98 7f53b000 00000001 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:326:5819 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:326 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec755d84 r8:00000002 r7:60000013 r6:ec755d8c r5:85330c00 r4:85330c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85330c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ec340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85330c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:858ec300 r4:00000000 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:328:5822 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:328 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec75dd84 r8:00000002 r7:60000013 r6:ec75dd8c r5:85333c00 r4:85333c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85333c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec75de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ec640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85333c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585d78c r4:858ea380 r4:858ea380 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1011:5825 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1011 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec729d84 r8:00000002 r7:60000113 r6:ec729d8c r5:8594c800 r4:8594c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8594c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed1c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8594c800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba15000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85912f8c r4:85912c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85912f8c r4:8528c800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8594c800 r8:8528c82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528c800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c800 r8:80287e08 r7:ec68de60 r6:8528c980 r5:8594c800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:8585a780 INFO: task kworker/0:1011:5825 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bb46a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec749e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed080 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8594d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85912b8c r4:85912800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85912b8c r4:8528c880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8594d400 r8:8528c8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528c880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c880 r8:80287e08 r7:ec729e60 r6:8528c900 r5:8594d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec749fb0 to 0xec749ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8585a780 INFO: task kworker/0:1012:5826 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bb7fc000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:329 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec765d84 r8:00000002 r7:60000013 r6:ec765d8c r5:8594e000 r4:8594e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8594e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8585e38c r4:8585e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8594e000 r8:858ea42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858ec840 INFO: task kworker/1:329:5828 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bbcb5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ec769d84 r8:00000002 r7:60000113 r6:ec769d8c r5:85336c00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8585df8c r4:8585dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:858ea480 r8:80287e08 r7:ec765e60 r6:858ea280 r5:85336c00 r4:858ec840 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1013:5832 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1013 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec775d84 r8:00000002 r7:60000113 r6:ec775d8c r5:85334800 r4:85334800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85334800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec775e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85334800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592cb8c r4:8592c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592cb8c r4:8528ca80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85334800 r8:8528caac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528ca80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528ca80 r8:80287e08 r7:ec729e60 r6:858ea300 r5:85334800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec775fb0 to 0xec775ff8) 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 r5:8028ef50 r4:858ed100 INFO: task kworker/0:1013:5832 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bc06a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:1014:5834 blocked for more than 474 seconds. Workqueue: events bpf_prog_free_deferred r4:84b80000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed300 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8591338c r4:85913000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec779fb0 to 0xec779ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858ed100 INFO: task kworker/0:1014:5834 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bc06a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:331:5836 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:331 state:D stack:0 pid:5836 tgid:5836 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec77dd84 r8:00000002 r7:60000013 r6:ec77dd8c r5:84b81800 r4:84b81800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b81800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec77de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f82c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b81800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec339000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585eb8c r4:8585e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585eb8c r4:858ea500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b81800 r8:858ea52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858ea500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858ea500 r8:80287e08 r7:ec765e60 r6:858ea700 r5:84b81800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec77dfb0 to 0xec77dff8) 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 r5:8028ef50 r4:858ecf80 INFO: task kworker/1:331:5836 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bc62b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:332:5837 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:332 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec781d84 r8:00000002 r7:60000113 r6:ec781d8c r5:84b82400 r4:84b82400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b82400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec781e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b82400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebad5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585e78c r4:8585e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585e78c r4:858ea580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b82400 r8:858ea5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858ea580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858ea580 r8:80287e08 r7:ec77de60 r6:858ea800 r5:84b82400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec781fb0 to 0xec781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f8100 INFO: task kworker/1:332:5837 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bc62b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b4d38c r4:84b4d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:333:5840 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:333 state:D stack:0 pid:5840 tgid:5840 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec785d84 r8:00000002 r7:60000013 r6:ec785d8c r5:84b83c00 r4:84b83c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b83c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f84c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec373000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585ef8c r4:8585ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585ef8c r4:858ea680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b83c00 r8:858ea6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858ea680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858ea680 r8:80287e08 r7:ec77de60 r6:858ea900 r5:84b83c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec785fb0 to 0xec785ff8) 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 r5:8028ef50 r4:858f8280 INFO: task kworker/1:333:5840 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bc887000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xe0539fb0 to 0xe0539ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:84b80c00 r5:84b80c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec789e08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec529000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585f78c r4:8585f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585f78c r4:858ea780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b80c00 r8:858ea7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858ea780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858ea780 r8:80287e08 r7:ec785e60 r6:858eaa00 r5:84b80c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec789fb0 to 0xec789ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f81c0 INFO: task kworker/1:334:5842 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bca7d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:335:5843 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:335 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec78dd84 r8:00000002 r7:60000113 r6:ec78dd8c r5:84b84800 r4:84b84800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b84800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec78de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b84800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec41d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585f38c r4:8585f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585f38c r4:858ea880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b84800 r8:858ea8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858ea880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858ea880 r8:80287e08 r7:ec789e60 r6:858ea980 r5:84b84800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec78dfb0 to 0xec78dff8) 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 r5:8028ef50 r4:858f81c0 INFO: task kworker/1:335:5843 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bca7d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1015:5845 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1015 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec795d84 r8:00000002 r7:60000113 r6:ec795d8c r5:84b86000 r4:84b86000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b86000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec795e08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8591378c r4:85913400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8591378c r4:8528cc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b86000 r8:8528cc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528cc00 r8:80287e08 r7:ec775e60 r6:858eaa80 r5:84b86000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec795fb0 to 0xec795ff8) 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 r5:8028ef50 r4:858ed240 INFO: task kworker/0:1015:5845 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bcfc5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1016:5846 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1016 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec79dd84 r8:00000002 r7:60000113 r6:ec79dd8c r5:84b86c00 r4:84b86c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b86c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec3ed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85913b8c r4:85913800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85913b8c r4:8528cd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b86c00 r8:8528cd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528cd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528cd00 r8:80287e08 r7:ec775e60 r6:858eab00 r5:84b86c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:858ed380 INFO: task kworker/0:1016:5846 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bcfc5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1017:5848 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1017 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:8594ec00 r4:8594ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8594ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8594ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba87000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84905f8c r4:84905c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84905f8c r4:8528cd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8594ec00 r8:8528cdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528cd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528cd80 r8:80287e08 r7:ec775e60 r6:8528ce00 r5:8594ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec761fb0 to 0xec761ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858ed4c0 INFO: task kworker/0:1017:5848 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bcfc5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:336:5852 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:336 state:D stack:0 pid:5852 tgid:5852 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7a9d84 r8:00000002 r7:60000113 r6:ec7a9d8c r5:84ad8000 r4:84ad8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8f00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec557000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585ff8c r4:8585fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585ff8c r4:858eab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad8000 r8:858eabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858eab80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858eab80 r8:80287e08 r7:ec789e60 r6:8528cb00 r5:84ad8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7a9fb0 to 0xec7a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f8c40 INFO: task kworker/1:336:5852 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bd633000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:337:5853 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:337 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7a1d84 r8:00000002 r7:60000113 r6:ec7a1d8c r5:84b83000 r4:84b83000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b83000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b83000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec535000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585fb8c r4:8585f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585fb8c r4:858eac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b83000 r8:858eac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858eac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858eac00 r8:80287e08 r7:ec7a9e60 r6:858eac80 r5:84b83000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:858f8e80 INFO: task kworker/1:337:5853 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bd633000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:338:5856 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:338 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7a5d84 r8:00000002 r7:60000113 r6:ec7a5d8c r5:84b85400 r4:84b85400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b85400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f83c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b85400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d838c r4:858d8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d838c r4:858ead00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b85400 r8:858ead2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858ead00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858ead00 r8:80287e08 r7:ec7a9e60 r6:858eae80 r5:84b85400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7a5fb0 to 0xec7a5ff8) 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 r5:8028ef50 r4:858f8ec0 INFO: task kworker/1:338:5856 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bd9dd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:339:5858 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:339 state:D stack:0 pid:5858 tgid:5858 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7add84 r8:00000002 r7:60000113 r6:ec7add8c r5:85336000 r4:85336000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85336000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ecb80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85336000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d878c r4:858d8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d878c r4:858ead80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85336000 r8:858eadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858ead80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858ead80 r8:80287e08 r7:ec7a5e60 r6:858eaf80 r5:85336000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7adfb0 to 0xec7adff8) 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 r5:8028ef50 r4:858f8940 INFO: task kworker/1:339:5858 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bd9dd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:340:5860 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:340 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7b1d84 r8:00000002 r7:60000013 r6:ec7b1d8c r5:858b6c00 r4:858b6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858b6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec617000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d8b8c r4:858d8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d8b8c r4:850d7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858b6c00 r8:850d7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d7e80 r8:80287e08 r7:ec7ade60 r6:858eae00 r5:858b6c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:858f5080 INFO: task kworker/1:340:5860 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bd9dd000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:341 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec76de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858d8f8c r4:858d8c00 r10:61c88647 r9:85978000 r8:858f002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858f0000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f0000 r8:80287e08 r7:ec7b1e60 r6:858f0080 r5:85978000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec76dfb0 to 0xec76dff8) 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 r5:8028ef50 r4:858f5080 INFO: task kworker/1:341:5861 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bdd3a000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85978c00 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ec635000 r5:858d938c r4:858d9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85978c00 r8:858f012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85979800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 r9:83018205 r8:85979800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 r5:858d9b8c r4:858d9800 r10:61c88647 r9:85979800 r8:858f02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7c1fb0 to 0xec7c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f52c0 INFO: task kworker/1:343:5866 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: be335000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:344:5867 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:344 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:8597a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:858d978c r4:858d9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8597a400 r8:858f01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xec7bdfb0 to 0xec7bdff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:345:5869 blocked for more than 474 seconds. r4:84ad8c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:858d9f8c r4:858d9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858f0500 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: be478000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:346 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84ada400 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ec7e9000 r5:858daf8c r4:858dac00 r7:ddde2d80 r6:83018200 r5:858daf8c r4:858f0400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ada400 r8:858f042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858f0400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f0400 r8:80287e08 r7:ec7cde60 r6:8528ce80 r5:84ada400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7d9fb0 to 0xec7d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f5780 INFO: task kworker/1:346:5872 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: be758000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:347:5873 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:347 state:D stack:0 pid:5873 tgid:5873 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7ddd84 r8:00000002 r7:60000013 r6:ec7ddd8c r5:84adb000 r4:84adb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84adb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84adb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec671000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858da38c r4:858da000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858da38c r4:858f0480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84adb000 r8:858f04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858f0480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f0480 r8:80287e08 r7:ec7d9e60 r6:8528cf00 r5:84adb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7ddfb0 to 0xec7ddff8) 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 r5:8028ef50 r4:858f5780 INFO: task kworker/1:347:5873 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:348 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:858da78c r4:858da400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858da78c r4:858f0580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8597b000 r8:858f05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858f0580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f0580 r8:80287e08 r7:ec7d9e60 r6:858f0700 r5:8597b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7c5fb0 to 0xec7c5ff8) 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 r5:8028ef50 r4:858f5900 INFO: task kworker/1:348:5875 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bea60000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:349:5878 blocked for more than 474 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:349 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8597bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 r5:858dab8c r4:858da800 r10:61c88647 r9:8597bc00 r8:858f062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:858dbf8c r4:858dbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858f0680 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 r5:84b4d38c r4:84b4d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:351:5881 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:351 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7c9d84 r8:00000002 r7:60000113 r6:ec7c9d8c r5:8597d400 r4:8597d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8597d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5f00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8597d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858db38c r4:858db000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858db38c r4:858f0780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8597d400 r8:858f07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858f0780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f0780 r8:80287e08 r7:ec7e5e60 r6:858f0a00 r5:8597d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7c9fb0 to 0xec7c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f5fc0 INFO: task kworker/1:351:5881 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858db78c r4:858db400 r10:61c88647 r9:85970000 r8:858f08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85291000 Workqueue: events bpf_prog_free_deferred 9d20: bf1a3000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:353:5886 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:353 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec805d84 r8:00000002 r7:60000113 r6:ec805d8c r5:85971800 r4:85971800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85971800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852912c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85971800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dbb8c r4:858db800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dbb8c r4:858f0980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85971800 r8:858f09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858f0980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f0980 r8:80287e08 r7:ec7e5e60 r6:858f0c00 r5:85971800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec805fb0 to 0xec805ff8) 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 r5:8028ef50 r4:85291140 INFO: task kworker/1:353:5886 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bf1a3000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:354:5887 blocked for more than 475 seconds. r4:85972400 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8531838c r4:858f0a80 r10:00000000 r9:858f0a80 r8:80287e08 r7:ec7e5e60 r6:858f0b80 r5:85972400 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85291ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85973000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb695000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85318b8c r4:85318800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85318b8c r4:858f0c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85973000 r8:858f0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858f0c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f0c80 r8:80287e08 r7:ec809e60 r6:858f0d80 r5:85973000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec80dfb0 to 0xec80dff8) 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 r5:8028ef50 r4:85291640 INFO: task kworker/1:355:5890 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: bf2f6000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:356:5891 blocked for more than 475 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852918c0 r5:8531878c r4:85318400 r7:ddde2d80 r6:83018200 r5:8531878c r4:858f0e00 r4:00000001 r4:85291100 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85974800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 r5:85318f8c r4:85318c00 r10:61c88647 r9:85974800 r8:850d7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:358:5897 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:358 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec81dd84 r8:00000002 r7:60000013 r6:ec81dd8c r5:85976000 r4:85976000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85976000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85291f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85976000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb891000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8531938c r4:85319000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8531938c r4:858e9f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85976000 r8:858e9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858e9f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858e9f80 r8:80287e08 r7:ec815e60 r6:858f0e80 r5:85976000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec81dfb0 to 0xec81dff8) 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 r5:8028ef50 r4:85291ec0 INFO: task kworker/1:358:5897 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) Not tainted 6.15.0-rc7-syzkaller #0 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292640 r5:85319b8c r4:85319800 r7:ddde2d80 r6:83018200 r5:85319b8c r4:85293080 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 task:kworker/0:1018 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec313000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8490578c r4:84905400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8490578c r4:85855d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85976c00 r8:85855dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85855d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85855d80 r8:80287e08 r7:ec775e60 r6:85293100 r5:85976c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec829fb0 to 0xec829ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852b3080 INFO: task kworker/0:1018:5901 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c002d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec831e08 r5:8531978c r4:85319400 r10:00000000 r9:85293180 r8:80287e08 r7:ec819e60 r6:85293200 r5:8597e000 Exception stack(0xe0539d28 to 0xe0539d70) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8592c38c r4:8592c000 r4:00000001 Workqueue: events bpf_prog_free_deferred 9d20: c02e6000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85980000 r8:8529332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85981800 r4:8291a680 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:8531a78c r4:85293500 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c0689000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8531ab8c r4:8531a800 r4:85293680 Workqueue: events bpf_prog_free_deferred r4:e0539dc0 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r4:00000000 r5:8531af8c r4:8531ac00 r10:61c88647 r9:85983000 r8:852935ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85293580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85293580 r8:80287e08 r7:ec83de60 r6:85293880 r5:85983000 r4:00000001 [<8028ef50>] (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 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:85983c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8531b38c r4:8531b000 r10:61c88647 r9:85983c00 r8:8529372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) INFO: task kworker/1:367:5919 blocked for more than 475 seconds. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852920c0 r4:85293800 Workqueue: events bpf_prog_free_deferred r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:368 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8531bb8c r4:8531b800 r10:61c88647 r9:85985400 r8:85293a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 Exception stack(0xe0539fb0 to 0xe0539ff8) Workqueue: events bpf_prog_free_deferred r4:00000000 r5:8531bf8c r4:8531bc00 1fa0: 00000000 00000000 00000000 00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:370:5925 blocked for more than 475 seconds. r4:85986c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:ec859000 r5:852c838c r4:852c8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85986c00 r8:85293c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85293c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85293c00 r8:80287e08 r7:ec851e60 r6:85293d00 r5:85986c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec855fb0 to 0xec855ff8) 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 r5:8028ef50 r4:858be240 INFO: task kworker/1:370:5925 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c243f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:371:5927 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:371 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852c878c r4:852c8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85988000 r8:85293b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c243f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:372:5929 blocked for more than 475 seconds. r10:8291a684 r9:ec865d84 r8:00000002 r7:60000013 r6:ec865d8c r5:85988c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec86d000 r5:852c8b8c r4:852c8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85988c00 r8:85293eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:373:5931 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:373 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:85989800 r4:85989800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85989800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 r9:83018205 r8:85989800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 r5:852c8f8c r4:852c8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85989800 r8:858f0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:374:5933 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:374 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec879d84 r8:00000002 r7:60000113 r6:ec879d8c r5:8598a400 r4:8598a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8598a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858be9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8598a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec881000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852c938c r4:852c9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852c938c r4:85293f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598a400 r8:85293f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85293f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85293f00 r8:80287e08 r7:ec871e60 r6:85293f80 r5:8598a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec879fb0 to 0xec879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858be7c0 INFO: task kworker/1:374:5933 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c2eac000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8598b000 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852c978c r4:852c9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852c978c r4:850e8000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598b000 r8:850e802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8000 r8:80287e08 r7:ec879e60 r6:850e8180 r5:8598b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec88dfb0 to 0xec88dff8) 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 r5:8028ef50 r4:858beac0 INFO: task kworker/1:375:5934 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c315d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:376:5936 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:376 state:D stack:0 pid:5936 tgid:5936 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec895d84 r8:00000002 r7:60000013 r6:ec895d8c r5:8598bc00 r4:8598bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8598bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8598bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852ca38c r4:852ca000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852ca38c r4:850e8080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598bc00 r8:850e80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8080 r8:80287e08 r7:ec88de60 r6:850e8100 r5:8598bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec895fb0 to 0xec895ff8) 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 r5:8028ef50 r4:858be980 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c3510000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:377:5939 blocked for more than 475 seconds. r4:84add400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84add400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 r5:852c9b8c r4:852c9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852c9b8c r4:850e8200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84add400 r8:850e822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8200 r8:80287e08 r7:ec895e60 r6:85857080 r5:84add400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a9fb0 to 0xec8a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858bee00 INFO: task kworker/1:377:5939 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c3937000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852c9f8c r4:852c9c00 r7:ddde2d80 r6:83018200 r5:852c9f8c r4:850e8300 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b9fb0 to 0xec8b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858befc0 INFO: task kworker/1:378:5941 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c3937000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84adec00 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ec8c3000 r5:852ca78c r4:852ca400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84adec00 r8:850e842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8400 r8:80287e08 r7:ec895e60 r6:85857180 r5:84adec00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84b950c0 INFO: task kworker/1:379:5942 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c3d4d000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:380:5944 blocked for more than 475 seconds. r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000013 r6:ec8cdd8c r5:84adc800 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852cb38c r4:852cb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84adc800 r8:850e84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c3eca000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:381:5946 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:381 state:D stack:0 pid:5946 tgid:5946 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8d1d84 r8:00000002 r7:60000013 r6:ec8d1d8c r5:84adbc00 r4:84adbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84adbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b953c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852cab8c r4:852ca800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852cab8c r4:850e8500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84adbc00 r8:850e852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8500 r8:80287e08 r7:ec8cde60 r6:85857280 r5:84adbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8d1fb0 to 0xec8d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b95300 INFO: task kworker/1:381:5946 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c4127000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:382:5950 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:382 state:D stack:0 pid:5950 tgid:5950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000113 r6:ec8edd8c r5:85945400 r4:85945400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85945400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95500 r5:00001000 r4:ec8d7000 r5:852caf8c r4:852cac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85945400 r8:850e83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:383:5952 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:383 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000013 r6:ec8fdd8c r5:8597ec00 r4:8597ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8597ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8597ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852cb78c r4:852cb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852cb78c r4:850e8280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8597ec00 r8:850e82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8280 r8:80287e08 r7:ec8cde60 r6:85857380 r5:8597ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8fdfb0 to 0xec8fdff8) 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 r5:8028ef50 r4:84b956c0 INFO: task kworker/1:383:5952 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:384:5953 blocked for more than 475 seconds. [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:84ad9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad9800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec90b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852cbf8c r4:852cbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852cbf8c r4:850e8680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad9800 r8:850e86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8680 r8:80287e08 r7:ec8fde60 r6:85857400 r5:84ad9800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84b956c0 INFO: task kworker/1:384:5953 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c4765000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85968c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852cbb8c r4:852cb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852cbb8c r4:850e8700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85968c00 r8:850e872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8700 r8:80287e08 r7:ec905e60 r6:85857480 r5:85968c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7d1fb0 to 0xec7d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b957c0 INFO: task kworker/1:385:5956 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c4765000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:386:5957 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:386 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7edd84 r8:00000002 r7:60000013 r6:ec7edd8c r5:85969800 r4:85969800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85969800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85969800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a838c r4:859a8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a838c r4:850e8780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85969800 r8:850e87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8780 r8:80287e08 r7:ec905e60 r6:85857500 r5:85969800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84b957c0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c4b37000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:8596a400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:8596a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a8b8c r4:859a8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a8b8c r4:850e8800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8596a400 r8:850e882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8800 r8:80287e08 r7:ec7ede60 r6:85857580 r5:8596a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec911fb0 to 0xec911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b95b00 INFO: task kworker/1:387:5958 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c4b37000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:388:5961 blocked for more than 475 seconds. [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8596b000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 r5:859a878c r4:859a8400 r10:61c88647 r9:8596b000 r8:850e85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8580 r8:80287e08 r7:ec911e60 r6:85857600 r5:8596b000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84b957c0 INFO: task kworker/1:388:5961 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c4b37000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:389:5964 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:389 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:8596d400 r4:8596d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8596d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859a8f8c r4:859a8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a8f8c r4:850e8600 r10:61c88647 r9:8596d400 r8:850e862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: c539b000 edb95000 00000001 80239b98 7f53b000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:390:5966 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:390 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec925d84 r8:00000002 r7:60000113 r6:ec925d8c r5:8596c800 r4:8596c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8596c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3d40 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:859a938c r4:859a9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b95e00 INFO: task kworker/1:390:5966 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c539b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb7db000 r5:859a978c r4:859a9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8596ec00 r8:850e8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 9d20: c5909000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:392:5970 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:392 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec935d84 r8:00000002 r7:60000013 r6:ec935d8c r5:8596e000 r4:8596e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8596e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 r4:00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859a9b8c r4:859a9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a9b8c r4:850e8a80 r4:850e8a80 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: c5909000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:393:5972 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:393 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec939d84 r8:00000002 r7:60000013 r6:ec939d8c r5:85968000 r4:85968000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85968000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 r4:00000000 r5:859a9f8c r4:859a9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a9f8c r4:850e8880 r4:850e8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8880 r8:80287e08 r7:ec935e60 r6:85857880 r5:85968000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec939fb0 to 0xec939ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d11c0 INFO: task kworker/1:393:5972 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c5909000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:84bcf980 task:kworker/1:394 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859aa38c r4:859aa000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859aa38c r4:850e8b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8596bc00 r8:850e8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8b00 r8:80287e08 r7:ec939e60 r6:85857900 r5:8596bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec93dfb0 to 0xec93dff8) 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 r5:8028ef50 r4:850d1240 INFO: task kworker/1:394:5974 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c5e1f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:859aab8c r4:859aa800 r7:ddde2d80 r6:83018200 r5:859aab8c r4:850e8b80 r10:61c88647 r9:83af0000 r8:850e8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e8b80 r8:80287e08 r7:ec93de60 r6:85857980 r5:83af0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec945fb0 to 0xec945ff8) 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 r5:8028ef50 r4:850d1400 INFO: task kworker/1:395:5976 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c5e1f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:396:5977 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:396 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb9b9000 r5:859aa78c r4:859aa400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e8c00 Exception stack(0xec949fb0 to 0xec949ff8) Workqueue: events bpf_prog_free_deferred 9d20: c6094000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859aaf8c r4:859aac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850d1240 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ec885d84 r8:00000002 r7:60000013 r6:ec885d8c r5:8598c800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d18c0 r5:859ab38c r4:859ab000 r4:850e8980 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c6507000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:399:5984 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:399 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:8598d400 r4:8598d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8598d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d1c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8598d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec337000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859abb8c r4:859ab800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859abb8c r4:850e8e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598d400 r8:850e8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e8e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:400:5985 blocked for more than 476 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eba8b000 r5:859ab78c r4:859ab400 r7:ddde2d80 r6:83018200 r5:859ab78c r4:850e3000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598ec00 r8:850e302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3000 r8:80287e08 r7:ec955e60 r6:850e3080 r5:8598ec00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850d1b40 INFO: task kworker/1:400:5985 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c6507000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:401:5988 blocked for more than 476 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859abf8c r4:859abc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859abf8c r4:850e3100 r4:850e3100 Exception stack(0xec95dfb0 to 0xec95dff8) r4:850d1bc0 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85990000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d1e80 r5:859ac38c r4:859ac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e3280 Exception stack(0xec965fb0 to 0xec965ff8) r4:850d1f80 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:403:5992 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:403 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec969d84 r8:00000002 r7:60000113 r6:ec969d8c r5:85990c00 r4:85990c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85990c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec969e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85990c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec53d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859acf8c r4:859acc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859acf8c r4:850e3180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85990c00 r8:850e31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3180 r8:80287e08 r7:ec965e60 r6:850e3300 r5:85990c00 Exception stack(0xec969fb0 to 0xec969ff8) Workqueue: events bpf_prog_free_deferred 9d20: c72c3000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:859ac78c r4:850e3400 r4:850e3400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3400 r8:80287e08 r7:ec969e60 r6:850e3580 r5:85991800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec96dfb0 to 0xec96dff8) 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 r5:8028ef50 r4:852b3300 INFO: task kworker/1:404:5994 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c72c3000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:405:5995 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:83af3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 r5:859acb8c r4:859ac800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e3480 Exception stack(0xec975fb0 to 0xec975ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0539dc0 r5:00001000 r4:e033d000 r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:83af4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 r5:859adb8c r4:859ad800 r10:61c88647 r9:83af4800 r8:850e36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xec981fb0 to 0xec981ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:407:5999 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:407 state:D stack:0 pid:5999 tgid:5999 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec985d84 r8:00000002 r7:60000113 r6:ec985d8c r5:83af3000 r4:83af3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83af3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83af3000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ad38c r4:859ad000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ad38c r4:850e3700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83af3000 r8:850e372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3700 r8:80287e08 r7:ec981e60 r6:85857c00 r5:83af3000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84bb0200 INFO: task kworker/1:407:5999 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c78ed000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:408:6001 blocked for more than 476 seconds. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859ad78c r4:859ad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e3500 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:83af5400 r5:83af5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83af5400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec67b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ae78c r4:859ae400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ae78c r4:850e3880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83af5400 r8:850e38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3880 r8:80287e08 r7:ec981e60 r6:85857d00 r5:83af5400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84bb0400 INFO: task kworker/1:409:6003 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c81ee000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b4d38c r4:84b4d000 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec637000 r5:859adf8c r4:859adc00 r7:ddde2d80 r6:83018200 r5:859adf8c r4:850e3780 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d20: c8be0000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:83af6c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8592c78c r4:8592c400 r10:61c88647 r9:83af6c00 r8:85857e2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:85857e00 r8:80287e08 r7:ec775e60 r6:85857f80 r5:83af6c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85038700 INFO: task kworker/0:1020:6008 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c8be0000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:411:6009 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:411 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000013 r6:ec9a1d8c r5:85949800 r4:85949800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85949800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb08c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85949800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec667000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ae38c r4:859ae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ae38c r4:850e3900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85949800 r8:850e392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3900 r8:80287e08 r7:ec995e60 r6:85857e80 r5:85949800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9a1fb0 to 0xec9a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb0800 INFO: task kworker/1:411:6009 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d20: c8be0000 edb95000 00000001 80239b98 7f53b000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r5:85138000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85138000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec691000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859aeb8c r4:859ae800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859aeb8c r4:850e3980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85138000 r8:850e39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3980 r8:80287e08 r7:ec995e60 r6:85857f00 r5:85138000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:84bb0980 INFO: task kworker/1:412:6012 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: c91f5000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000113 r6:ec9a9d8c r5:85138c00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859aef8c r4:859aec00 r7:ddde2d80 r6:83018200 r5:859aef8c r4:850e3600 Exception stack(0xec9a9fb0 to 0xec9a9ff8) r4:84bb09c0 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:414 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r5:00001000 r4:ec72d000 r5:859af38c r4:859af000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e3a80 Exception stack(0xec9adfb0 to 0xec9adff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:415:6018 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:415 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:8513a400 r4:8513a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec76f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859af78c r4:859af400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859af78c r4:850e3b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513a400 r8:850e3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3b00 r8:80287e08 r7:ec9ade60 r6:8528cf80 r5:8513a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9b1fb0 to 0xec9b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb0cc0 INFO: task kworker/1:415:6018 is blocked on a mutex likely owned by task kworker/0:181:3703. 9d20: c9e1d000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:416:6020 blocked for more than 476 seconds. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:859afb8c r4:859af800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859afb8c r4:850e3b80 r4:850e3b80 Exception stack(0xec9b5fb0 to 0xec9b5ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb0e00 INFO: task kworker/1:416:6020 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ca124000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:417:6024 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:417 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9c5d84 r8:00000002 r7:60000013 r6:ec9c5d8c r5:8513e000 r4:8513e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500b040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:859aff8c r4:859afc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e3c00 r4:00000001 r4:85018080 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 r5:859b038c r4:859b0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:85018080 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:419:6026 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:419 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9cdd84 r8:00000002 r7:60000113 r6:ec9cdd8c r5:8513bc00 r4:8513bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850181c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b078c r4:859b0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b078c r4:850e3800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513bc00 r8:850e382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3800 r8:80287e08 r7:ec9c9e60 r6:850c2180 r5:8513bc00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850182c0 INFO: task kworker/1:419:6026 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec9d3000 r5:859b0b8c r4:859b0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b0b8c r4:850e3d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e0c00 r8:850e3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3d80 r8:80287e08 r7:ec9cde60 r6:850c2200 r5:859e0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e1fb0 to 0xec9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85018180 INFO: task kworker/1:420:6029 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: caefc000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 r5:84b4d38c r4:84b4d000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 task:kworker/1:421 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec999d84 r8:00000002 r7:60000113 r6:ec999d8c r5:85992400 r4:85992400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85992400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85018600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85992400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b138c r4:859b1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b138c r4:850e3e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85992400 r8:850e3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3e80 r8:80287e08 r7:ec9e1e60 r6:850e3e00 r5:85992400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85018180 INFO: task kworker/1:421:6030 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d20: cb2d2000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 r5:00001000 r4:ec9d9000 r5:859b0f8c r4:859b0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850e3f00 r8:80287e08 r7:ec999e60 r6:850e3f80 r5:85993c00 r4:85018480 Call trace: 9d20: cb5cb000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r4:00000000 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 task:kworker/1:423 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859b1f8c r4:859b1c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85994800 r8:850e3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e3c80 r8:80287e08 r7:ec999e60 r6:850e8f80 r5:85994800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e9fb0 to 0xec9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85018540 INFO: task kworker/1:423:6034 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cb9ef000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:424:6036 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:424 state:D stack:0 pid:6036 tgid:6036 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:85996000 r4:85996000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85996000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850187c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85996000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9f1000 r5:859b178c r4:859b1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cb9ef000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:425:6038 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:425 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85993000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 r5:859b1b8c r4:859b1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e3d00 Exception stack(0xeca0dfb0 to 0xeca0dff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:1021:6040 blocked for more than 476 seconds. r5:85998c00 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85998c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 r5:8592cf8c r4:8592cc00 r10:61c88647 r9:85998c00 r8:850c22ac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1023:6043 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1023 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:8599a400 r4:8599a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8599a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8599a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec491000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592d38c r4:8592d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8599a400 r8:850c23ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850f3380 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:426 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:859b238c r4:851e6200 r4:851e6200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6200 r8:80287e08 r7:ec9e9e60 r6:851e6380 r5:85999800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca31fb0 to 0xeca31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85018cc0 INFO: task kworker/1:426:6045 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cc982000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:427:6048 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:427 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca21d84 r8:00000002 r7:60000113 r6:eca21d8c r5:8599bc00 r4:8599bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8599bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b2b8c r4:859b2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851e6400 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r4:00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:428:6050 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:428 state:D stack:0 pid:6050 tgid:6050 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000013 r6:ec9f5d8c r5:8599c800 r4:8599c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8599c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8599c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb475000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b278c r4:859b2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b278c r4:851e6280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8599c800 r8:851e62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851e6280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6280 r8:80287e08 r7:eca21e60 r6:851e6500 r5:8599c800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850f4100 INFO: task kworker/1:428:6050 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 9d20: cd19c000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8599d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 r5:859b338c r4:859b3000 r7:ddde2d80 r6:83018200 r5:859b338c r4:851e6580 Exception stack(0xec8a1fb0 to 0xec8a1ff8) Workqueue: events bpf_prog_free_deferred 9d20: cd52c000 edb95000 00000001 80239b98 7f53b000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8599e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f41c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8599e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b2f8c r4:859b2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b2f8c r4:851e6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8599e000 r8:851e632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851e6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6300 r8:80287e08 r7:ec8a1e60 r6:851e6780 r5:8599e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec889fb0 to 0xec889ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f4180 INFO: task kworker/1:430:6054 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cd7ff000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:431:6057 blocked for more than 476 seconds. r5:8599ec00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:8599ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 r5:859b378c r4:859b3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850f4340 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:432:6058 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:432 state:D stack:0 pid:6058 tgid:6058 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca39d84 r8:00000002 r7:60000013 r6:eca39d8c r5:859e0000 r4:859e0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b3b8c r4:859b3800 r10:61c88647 r9:859e0000 r8:851e672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:851e6700 r8:80287e08 r7:ec8e1e60 r6:850c2400 r5:859e0000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850f44c0 INFO: task kworker/1:432:6058 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cdd93000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec439000 r5:859b3f8c r4:859b3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851e6800 Exception stack(0xeca41fb0 to 0xeca41ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:434 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca45d84 r8:00000002 r7:60000113 r6:eca45d8c r5:859e3c00 r4:859e3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca45e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859bcf8c r4:859bcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859bcf8c r4:851e6980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e3c00 r8:851e69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851e6980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6980 r8:80287e08 r7:eca41e60 r6:850c2500 r5:859e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca45fb0 to 0xeca45ff8) 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 r5:8028ef50 r4:850f4700 INFO: task kworker/1:434:6062 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: ce4c6000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:435:6063 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:435 state:D stack:0 pid:6063 tgid:6063 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca49d84 r8:00000002 r7:60000113 r6:eca49d8c r5:859e4800 r4:859e4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 r9:83018205 r8:859e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 r5:859bc38c r4:859bc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851e6a00 Exception stack(0xeca49fb0 to 0xeca49ff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:84bc7b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r5:859e5400 r4:8291a680 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:859bcb8c r4:851e6900 Exception stack(0xeca4dfb0 to 0xeca4dff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1024:6068 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1024 state:D stack:0 pid:6068 tgid:6068 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:859e6000 r4:859e6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec4c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592d78c r4:8592d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592d78c r4:850c2680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e6000 r8:850c26ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c2680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c2680 r8:80287e08 r7:eca25e60 r6:850c2800 r5:859e6000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:850f3e80 INFO: task kworker/0:1024:6068 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 9d60: 80230ad0 80239bb0 80070013 ffffffff r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:859bd38c r4:851e6a80 r10:61c88647 r9:859e6c00 r8:851e6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851e6a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6a80 r8:80287e08 r7:eca45e60 r6:850c2700 r5:859e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca55fb0 to 0xeca55ff8) 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 r5:8028ef50 r4:850f4c40 INFO: task kworker/1:437:6072 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cef73000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:438:6074 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:438 state:D stack:0 pid:6074 tgid:6074 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:859e3000 r4:8291a680 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859bf78c r4:859bf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859e3000 r8:851e6bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8513c800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 r5:859bd78c r4:859bd400 r7:ddde2d80 r6:83018200 r5:859bd78c r4:851e6c00 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:859e2400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858021c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:859e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec861000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859bdb8c r4:859bd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859bdb8c r4:851e6c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e2400 r8:851e6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851e6c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6c80 r8:80287e08 r7:eca5de60 r6:850c2880 r5:859e2400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:858022c0 INFO: task kworker/1:440:6077 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cfafa000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 r9:83018205 r8:850a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 r5:859bdf8c r4:859bdc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859be38c r4:859be000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859be38c r4:851e6e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a8c00 r8:851e6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851e6e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6e80 r8:80287e08 r7:eca5de60 r6:850c2b00 r5:850a8c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:85802300 INFO: task kworker/1:442:6082 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cfafa000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:443:6084 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:443 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca85d84 r8:00000002 r7:60000013 r6:eca85d8c r5:850aa400 r4:850aa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850aa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca85e08 r4:00000000 r5:859be78c r4:859be400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:850aa400 r8:851e6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: cfafa000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:444:6086 blocked for more than 477 seconds. r5:850ab000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859beb8c r4:859be800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:850ab000 r8:851e6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851e6e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6e00 r8:80287e08 r7:eca5de60 r6:850c2c00 r5:850ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca8dfb0 to 0xeca8dff8) 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 r5:8028ef50 r4:85802580 INFO: task kworker/1:444:6086 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d00c1000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859bef8c r4:859bec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857f6000 r8:80287e08 r7:eca5de60 r6:850c2c80 r5:850ad400 r4:85802700 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:850abc00 r4:8291a680 r4:00000000 r4:00000000 r5:859bf38c r4:859bf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:850abc00 r8:857f61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85802980 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:447:6095 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:447 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca91d84 r8:00000002 r7:60000013 r6:eca91d8c r5:850ae000 r4:850ae000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ae000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85802cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859bfb8c r4:859bf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859bfb8c r4:857f6080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ae000 r8:857f60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:857f6080 r8:80287e08 r7:eca5de60 r6:850c2e80 r5:850ae000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:00000000 r5:84b4d38c r4:84b4d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:850aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 r5:859bff8c r4:859bfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850aec00 r8:857f622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857f6200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f6200 r8:80287e08 r7:eca91e60 r6:850c2f00 r5:850aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaa1fb0 to 0xecaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85802c00 INFO: task kworker/1:448:6097 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d0b25000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:449:6099 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:449 state:D stack:0 pid:6099 tgid:6099 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000013 r6:ecab1d8c r5:850ac800 r4:850ac800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ac800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f35c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaa7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c038c r4:859c0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c038c r4:857f6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ac800 r8:857f632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857f6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f6300 r8:80287e08 r7:ecaa1e60 r6:850c2d80 r5:850ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecab1fb0 to 0xecab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r5:85a08000 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:451:6104 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:451 state:D stack:0 pid:6104 tgid:6104 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecac9d84 r8:00000002 r7:60000013 r6:ecac9d8c r5:85a09800 r4:85a09800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a09800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fff00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a09800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8592e78c r4:8592e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a09800 r8:857f62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:857f6280 r8:80287e08 r7:ecabde60 r6:857f6500 r5:85a09800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecac9fb0 to 0xecac9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f3680 INFO: task kworker/1:451:6104 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d0e60000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a08c00 r4:00000000 r4:00000000 r5:859c0b8c r4:859c0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c0b8c r4:857f6400 r10:61c88647 r9:85a08c00 r8:857f642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857ec180 INFO: task kworker/1:452:6106 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d12a8000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:85a0bc00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c0f8c r4:859c0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a0bc00 r8:857f64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:454 state:D stack:0 pid:6110 tgid:6110 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000013 r6:ecae5d8c r5:85a0b000 r4:85a0b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a0b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eca00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a0b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecafb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c1b8c r4:859c1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c1b8c r4:857f6680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a0b000 r8:857f66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857f6680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f6680 r8:80287e08 r7:ecadde60 r6:857f6800 r5:85a0b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecae5fb0 to 0xecae5ff8) 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 r5:8028ef50 r4:857ec400 INFO: task kworker/1:454:6110 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d15fa000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c138c r4:859c1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xecad9fb0 to 0xecad9ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:456:6112 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:456 state:D stack:0 pid:6112 tgid:6112 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000013 r6:ecaf5d8c r5:85a0e000 r4:85a0e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a0e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ec8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c178c r4:859c1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c178c r4:857f6780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a0e000 r8:857f67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857f6780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f6780 r8:80287e08 r7:ecae5e60 r6:857f6880 r5:85a0e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaf5fb0 to 0xecaf5ff8) 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 r5:8028ef50 r4:857ec5c0 INFO: task kworker/1:456:6112 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d15fa000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0539dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:457:6116 blocked for more than 477 seconds. r4:85a0c800 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ecb40 r5:859c1f8c r4:859c1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857f6980 r8:80287e08 r7:ecae5e60 r6:857f6a80 r5:85a0c800 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d1cac000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:458:6118 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:458 state:D stack:0 pid:6118 tgid:6118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb05d84 r8:00000002 r7:60000113 r6:ecb05d8c r5:85a0ec00 r4:85a0ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a0ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ecc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a0ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c238c r4:859c2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a0ec00 r8:857f6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85a0d400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e8040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:460:6122 blocked for more than 477 seconds. r10:8291a684 r9:ec961d84 r8:00000002 r7:60000013 r6:ec961d8c r5:8599b000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859c278c r4:859c2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:461:6125 blocked for more than 477 seconds. r4:85995400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c2f8c r4:859c2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c2f8c r4:857f6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85995400 r8:857f6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857f6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857f6d80 r8:80287e08 r7:ecb0de60 r6:857f6e80 r5:85995400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857e8240 INFO: task kworker/1:461:6125 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:00000000 r5:84b4d38c r4:84b4d000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:462:6127 blocked for more than 477 seconds. r5:85996c00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e8640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85996c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c3b8c r4:859c3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c3b8c r4:851e6f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85996c00 r8:851e6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851e6f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851e6f80 r8:80287e08 r7:ecb19e60 r6:851e6f00 r5:85996c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857e8100 INFO: task kworker/1:462:6127 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d2654000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85a10000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 r5:859c338c r4:859c3000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecb41d84 r8:00000002 r7:60000013 r6:ecb41d8c r5:85a10c00 r4:85a10c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a10c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e84c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c378c r4:859c3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c378c r4:857e9080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a10c00 r8:857e90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9080 r8:80287e08 r7:ecb35e60 r6:857e9000 r5:85a10c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb41fb0 to 0xecb41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857e8480 INFO: task kworker/1:464:6130 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d2aa7000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:859cc38c r4:859cc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857e9100 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:e0539dc0 r5:00001000 r4:e033d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:466:6134 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:466 state:D stack:0 pid:6134 tgid:6134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb55d84 r8:00000002 r7:60000113 r6:ecb55d8c r5:85a12400 r4:85a12400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a12400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e87c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a12400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb51000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c3f8c r4:859c3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c3f8c r4:857e9180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a12400 r8:857e91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9180 r8:80287e08 r7:ecb49e60 r6:857e9380 r5:85a12400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r5:85a13000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:e0539dc0 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:468 state:D stack:0 pid:6138 tgid:6138 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b9e08 r5:00001000 r4:eb521000 r5:859ccf8c r4:859ccc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ccf8c r4:857e9480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a13c00 r8:857e94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9480 r8:80287e08 r7:ec979e60 r6:857e9580 r5:85a13c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r5:8028ef50 r4:857e89c0 INFO: task kworker/1:468:6138 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d2d39000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:469:6140 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:469 state:D stack:0 pid:6140 tgid:6140 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9bdd84 r8:00000002 r7:60000113 r6:ec9bdd8c r5:85a14800 r4:85a14800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a14800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e8c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a14800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ccb8c r4:859cc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ccb8c r4:857e9300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a14800 r8:857e932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9300 r8:80287e08 r7:ec9b9e60 r6:857e9500 r5:85a14800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9bdfb0 to 0xec9bdff8) 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 r5:8028ef50 r4:857e8bc0 INFO: task kworker/1:469:6140 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d30c7000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:470:6141 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:470 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb5dd84 r8:00000002 r7:60000113 r6:ecb5dd8c r5:85a16000 r4:85a16000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a16000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a16000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb91d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cdb8c r4:859cd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cdb8c r4:857e9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a16000 r8:857e962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9600 r8:80287e08 r7:ec9b9e60 r6:857e9780 r5:85a16000 r4:00000001 [<8028ef50>] (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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 9d60: 80230ad0 80239bb0 80070013 ffffffff [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:471:6143 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:471 state:D stack:0 pid:6143 tgid:6143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb61d84 r8:00000002 r7:60000113 r6:ecb61d8c r5:85a16c00 r4:85a16c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a16c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ff580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb765000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cd38c r4:859cd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cd38c r4:857e9680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a16c00 r8:857e96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9680 r8:80287e08 r7:ecb5de60 r6:857e9880 r5:85a16c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb61fb0 to 0xecb61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ff240 INFO: task kworker/1:471:6143 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d3407000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:472 state:D stack:0 pid:6146 tgid:6146 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85a15400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a15400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cd78c r4:859cd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cd78c r4:857e9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a15400 r8:857e972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9700 r8:80287e08 r7:ecb5de60 r6:857e9980 r5:85a15400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca11fb0 to 0xeca11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ecfc0 INFO: task kworker/1:472:6146 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d3e6c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:473:6148 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:473 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb69d84 r8:00000002 r7:60000113 r6:ecb69d8c r5:85a18000 r4:85a18000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a18000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ce38c r4:859ce000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ce38c r4:857e9800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a18000 r8:857e982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9800 r8:80287e08 r7:ecb5de60 r6:857e9a00 r5:85a18000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb69fb0 to 0xecb69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d2240 INFO: task kworker/1:473:6148 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d3e6c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:474:6150 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:474 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb6dd84 r8:00000002 r7:60000013 r6:ecb6dd8c r5:85a18c00 r4:85a18c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a18c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cdf8c r4:859cdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cdf8c r4:857e9a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a18c00 r8:857e9aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9a80 r8:80287e08 r7:ecb69e60 r6:857e9900 r5:85a18c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb6dfb0 to 0xecb6dff8) 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 r5:8028ef50 r4:857d2100 INFO: task kworker/1:474:6150 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d443e000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0539dc0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859ceb8c r4:859ce800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 Exception stack(0xe0539fb0 to 0xe0539ff8) task:kworker/1:476 state:D stack:0 pid:6154 tgid:6154 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859ce78c r4:859ce400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:857e9c80 r8:80287e08 r7:ecb71e60 r6:857e9b80 r5:85a1a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb75fb0 to 0xecb75ff8) 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 r5:8028ef50 r4:857d23c0 INFO: task kworker/1:476:6154 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d471f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0539dc0 r5:00001000 r4:e033d000 r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85a1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec35f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cef8c r4:859cec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cef8c r4:857e9d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1b000 r8:857e9d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9d00 r8:80287e08 r7:ecb71e60 r6:857e9e00 r5:85a1b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb79fb0 to 0xecb79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d2600 INFO: task kworker/1:477:6157 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 r5:859cf38c r4:859cf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a1bc00 r8:857e9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:00000000 r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:479:6160 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:479 state:D stack:0 pid:6160 tgid:6160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb65d84 r8:00000002 r7:60000013 r6:ecb65d8c r5:85a1d400 r4:85a1d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a1d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2f00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cff8c r4:859cfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cff8c r4:857f6f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1d400 r8:857f6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:857f6f80 r8:80287e08 r7:ecb7de60 r6:857f6e00 r5:85a1d400 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 r5:00001000 r4:ec41f000 r5:859cf78c r4:859cf400 r7:ddde2d80 r6:83018200 r5:859cf78c r4:857e9e80 r10:61c88647 r9:85a1e000 r8:857e9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9e80 r8:80287e08 r7:ecb65e60 r6:857e9f80 r5:85a1e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb85fb0 to 0xecb85ff8) 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 r5:8028ef50 r4:857d28c0 INFO: task kworker/1:480:6161 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d4e72000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:481:6164 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:481 state:D stack:0 pid:6164 tgid:6164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85a1c800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:859cfb8c r4:859cf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a1c800 r8:857c602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:482:6166 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:482 state:D stack:0 pid:6166 tgid:6166 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb8dd84 r8:00000002 r7:60000013 r6:ecb8dd8c r5:85a20c00 r4:85a20c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a20c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec62b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8438c r4:85a84000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8438c r4:857c6180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a20c00 r8:857c61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6180 r8:80287e08 r7:ecb65e60 r6:857c6280 r5:85a20c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857d2ec0 INFO: task kworker/1:482:6166 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a84b8c r4:85a84800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a84b8c r4:857c6080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a22400 r8:857c60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6080 r8:80287e08 r7:ecb8de60 r6:857c6380 r5:85a22400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb91fb0 to 0xecb91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b9100 INFO: task kworker/1:483:6167 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d56aa000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:484:6170 blocked for more than 477 seconds. r10:8291a684 r9:ecb81d84 r8:00000002 r7:60000113 r6:ecb81d8c r5:84918000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a8478c r4:85a84400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8478c r4:857c6200 r10:61c88647 r9:84918000 r8:857c622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0539d28 to 0xe0539d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:485:6172 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:485 state:D stack:0 pid:6172 tgid:6172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000013 r6:ecb99d8c r5:8491bc00 r4:8491bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8491bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec797000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8538c r4:85a85000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8538c r4:857c6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:857c6300 9fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:e0539dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:8491c800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491c800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec74d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a84f8c r4:85a84c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a84f8c r4:857c6480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491c800 r8:857c64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6480 r8:80287e08 r7:ecb99e60 r6:857f5180 r5:8491c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb95fb0 to 0xecb95ff8) 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 r5:8028ef50 r4:857b96c0 INFO: task kworker/1:486:6176 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d5ad7000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0539fb0 to 0xe0539ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9980 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a8578c r4:85a85400 r7:ddde2d80 r6:83018200 r5:85a8578c r4:857c6500 r4:857c6500 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:488:6180 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:488 state:D stack:0 pid:6180 tgid:6180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:85a23c00 r4:85a23c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a23c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec917000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8638c r4:85a86000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8638c r4:857c6680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a23c00 r8:857c66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6680 r8:80287e08 r7:ecb9de60 r6:857c6600 r5:85a23c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857b9940 INFO: task kworker/1:488:6180 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d5fdf000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:489:6181 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:489 state:D stack:0 pid:6181 tgid:6181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecba1d84 r8:00000002 r7:60000113 r6:ecba1d8c r5:85a21800 r4:85a21800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a21800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a21800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a85b8c r4:85a85800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a85b8c r4:857c6400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a21800 r8:857c642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6400 r8:80287e08 r7:ecba5e60 r6:857c6800 r5:85a21800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 task:kworker/1:490 state:D stack:0 pid:6184 tgid:6184 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9d80 r5:85a85f8c r4:85a85c00 r10:61c88647 r9:85a24800 r8:857c672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:491:6186 blocked for more than 478 seconds. r5:85a25400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec921000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8678c r4:85a86400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8678c r4:857c6780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a25400 r8:857c67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6780 r8:80287e08 r7:ecba5e60 r6:857c6a00 r5:85a25400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbadfb0 to 0xecbadff8) 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 r5:8028ef50 r4:857b9e00 INFO: task kworker/1:491:6186 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d6769000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:492:6187 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:492 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec941000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a86f8c r4:85a86c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a86f8c r4:857c6880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a26c00 r8:857c68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6880 r8:80287e08 r7:ecbade60 r6:857c6b00 r5:85a26c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857b9a40 INFO: task kworker/1:492:6187 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:493:6188 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:493 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbb9d84 r8:00000002 r7:60000113 r6:ecbb9d8c r5:85a20000 r4:85a20000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a20000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a20000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a86b8c r4:85a86800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857c6980 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85a26000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a8738c r4:85a87000 r10:61c88647 r9:85a28000 r8:857c6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bd400 INFO: task kworker/1:495:6194 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d7362000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:496:6196 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:496 state:D stack:0 pid:6196 tgid:6196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbbdd84 r8:00000002 r7:60000113 r6:ecbbdd8c r5:85a28c00 r4:85a28c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a28c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec97d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8778c r4:85a87400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8778c r4:857c6d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a28c00 r8:857c6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 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 r5:8028ef50 r4:857bd400 INFO: task kworker/1:496:6196 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d7556000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85a29800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a87f8c r4:85a87c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a29800 r8:857b302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3000 r8:80287e08 r7:ecbb1e60 r6:857b3080 r5:85a29800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbc5fb0 to 0xecbc5ff8) 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 r5:8028ef50 r4:857bd780 INFO: task kworker/1:497:6198 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d7556000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:498:6200 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:498 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000013 r6:ecbc9d8c r5:85a2a400 r4:85a2a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a2a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9038c r4:85a90000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a2a400 r8:857b312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:498:6200 is blocked on a mutex likely owned by task kworker/0:181:3703. 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdd40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a90b8c r4:85a90800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a90b8c r4:857b3180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2b000 r8:857b31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3180 r8:80287e08 r7:ecbc9e60 r6:857b3380 r5:85a2b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbcdfb0 to 0xecbcdff8) 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 r5:8028ef50 r4:857bda40 INFO: task kworker/1:499:6202 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d79f4000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a2bc00 r8:857b332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000113 r6:ecbd9d8c r5:85a2d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df921000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a90f8c r4:85a90c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a90f8c r4:857b3200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2d400 r8:857b322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3200 r8:80287e08 r7:ecbcde60 r6:857b3500 r5:85a2d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd9fb0 to 0xecbd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bdfc0 INFO: task kworker/1:501:6210 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d7c7b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:502:6212 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:502 state:D stack:0 pid:6212 tgid:6212 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000113 r6:ecbe1d8c r5:85a2ec00 r4:85a2ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a2ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca1c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4eb8c r4:85a4e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a4eb8c r4:857b3580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2ec00 r8:857b35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:503:6213 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:503 state:D stack:0 pid:6213 tgid:6213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe5d84 r8:00000002 r7:60000113 r6:ecbe5d8c r5:85a30000 r4:85a30000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a30000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aac40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a30000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec901000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9138c r4:85a91000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9138c r4:857b3600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a30000 r8:857b362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3600 r8:80287e08 r7:ecbe1e60 r6:857b3680 r5:85a30000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe5fb0 to 0xecbe5ff8) INFO: task kworker/1:503:6213 is blocked on a mutex likely owned by task kworker/0:181:3703. 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:504:6229 blocked for more than 478 seconds. r4:85a30c00 r4:00000000 r4:00000000 r5:85a91f8c r4:85a91c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:505:6236 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:505 state:D stack:0 pid:6236 tgid:6236 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc2dd84 r8:00000002 r7:60000013 r6:ecc2dd8c r5:85a33000 r4:85a33000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a33000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845531c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a33000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a91b8c r4:85a91800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a91b8c r4:857b3780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a33000 r8:857b37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3780 r8:80287e08 r7:ecc19e60 r6:857b3800 r5:85a33000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc2dfb0 to 0xecc2dff8) 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 r5:8028ef50 r4:857aafc0 INFO: task kworker/1:505:6236 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:506:6245 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:506 state:D stack:0 pid:6245 tgid:6245 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc29d84 r8:00000002 r7:60000013 r6:ecc29d8c r5:85a33c00 r5:85a33c00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1300 r5:85a9278c r4:85a92400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857b3900 r8:80287e08 r7:ecc19e60 r6:857b3a80 r5:85a33c00 r4:857e1200 Call trace: 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:507:6246 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:507 state:D stack:0 pid:6246 tgid:6246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000013 r6:ecbd5d8c r5:85a34800 r4:85a34800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a34800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a34800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb795000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9238c r4:85a92000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9238c r4:857b3980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a34800 r8:857b39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3980 r8:80287e08 r7:ecc29e60 r6:857b3b80 r5:85a34800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd5fb0 to 0xecbd5ff8) 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 r5:8028ef50 r4:857e1100 INFO: task kworker/1:507:6246 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:508:6248 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:508 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc31d84 r8:00000002 r7:60000013 r6:ecc31d8c r5:85a35400 r4:85a35400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a35400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a35400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a92b8c r4:85a92800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a92b8c r4:857b3a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a35400 r8:857b3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3a00 r8:80287e08 r7:ecc29e60 r6:857b3c80 r5:85a35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc31fb0 to 0xecc31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857e12c0 INFO: task kworker/1:508:6248 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:85a36000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a36000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbdde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a36000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a92f8c r4:85a92c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a92f8c r4:857b3b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a36000 r8:857b3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3b00 r8:80287e08 r7:ecc31e60 r6:857b3d80 r5:85a36000 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:857e1440 INFO: task kworker/1:509:6250 is blocked on a mutex likely owned by task kworker/0:181:3703. Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1780 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaf5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9338c r4:85a93000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9338c r4:857b3c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a36c00 r8:857b3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3c00 r8:80287e08 r7:ecbdde60 r6:857b3e80 r5:85a36c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc39fb0 to 0xecc39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857e15c0 INFO: task kworker/1:510:6252 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:85a9378c r4:857b3d00 r10:00000000 r9:857b3d00 r8:80287e08 r7:ecc39e60 r6:857b3e00 r5:85a31800 INFO: task kworker/1:511:6254 is blocked on a mutex likely owned by task kworker/0:181:3703. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:512:6256 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:512 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc41d84 r8:00000002 r7:60000113 r6:ecc41d8c r5:85a2c800 r4:85a2c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:ec52b000 r5:85a93b8c r4:85a93800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857b3f00 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc45e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:514:6261 blocked for more than 478 seconds. r4:85a3a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 r9:83018205 r8:85a3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 r5:85aa038c r4:85aa0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a3a400 r8:857d612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000013 r6:ecc55d8c r5:85a3b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc55e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84905b8c r4:84905800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:516:6266 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:516 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc59d84 r8:00000002 r7:60000113 r6:ecc59d8c r5:85a39800 r4:85a39800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a39800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d82c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a39800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec799000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa078c r4:85aa0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa078c r4:857d6180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a39800 r8:857d61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6180 r8:80287e08 r7:ecc4de60 r6:857d6380 r5:85a39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc59fb0 to 0xecc59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8000 INFO: task kworker/1:516:6266 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a3bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85aa0b8c r4:85aa0800 r10:61c88647 r9:85a3bc00 r8:857d622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa0f8c r4:85aa0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa0f8c r4:857d6480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3c800 r8:857d64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6480 r8:80287e08 r7:ecc51e60 r6:857d6580 r5:85a3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc49fb0 to 0xecc49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8380 INFO: task kworker/1:518:6271 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:519:6272 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:519 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc3dd84 r8:00000002 r7:60000113 r6:ecc3dd8c r5:85a3d400 r4:85a3d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a3d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec91f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa138c r4:85aa1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa138c r4:857d6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3d400 r8:857d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6300 r8:80287e08 r7:ecc49e60 r6:857d6500 r5:85a3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc3dfb0 to 0xecc3dff8) 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 r5:8028ef50 r4:857d8500 INFO: task kworker/1:519:6272 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:520:6275 blocked for more than 478 seconds. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85aa178c r4:857d6600 dfa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:521:6276 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:521 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc61d84 r8:00000002 r7:60000113 r6:ecc61d8c r5:85a3ec00 r4:85a3ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a3ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec94d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa1b8c r4:85aa1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa1b8c r4:857d6780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3ec00 r8:857d67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6780 r8:80287e08 r7:ecc5de60 r6:857d6680 r5:85a3ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc61fb0 to 0xecc61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d86c0 INFO: task kworker/1:521:6276 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a38c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 r4:00000000 r5:85aa1f8c r4:85aa1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857d6800 r8:80287e08 r7:ecc61e60 r6:857d6900 r5:85a38c00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa238c r4:85aa2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa238c r4:857d6980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2e000 r8:857d69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6980 r8:80287e08 r7:ecc65e60 r6:857d6880 r5:85a2e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc69fb0 to 0xecc69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8a80 INFO: task kworker/1:523:6280 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:524:6281 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:524 state:D stack:0 pid:6281 tgid:6281 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc71d84 r8:00000002 r7:60000013 r6:ecc71d8c r5:85ab8000 r4:85ab8000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ab8000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa278c r4:85aa2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa278c r4:857d6a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ab8000 r8:857d6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6a00 r8:80287e08 r7:ecc69e60 r6:857d6b80 r5:85ab8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc71fb0 to 0xecc71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8e00 INFO: task kworker/1:524:6281 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:525:6283 blocked for more than 478 seconds. r4:85ab8c00 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:85aa2b8c r4:85aa2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa2b8c r4:857d6a80 r10:61c88647 r9:85ab8c00 r8:857d6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:526:6286 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:526 state:D stack:0 pid:6286 tgid:6286 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc75d84 r8:00000002 r7:60000013 r6:ecc75d8c r5:85ab9800 r4:85ab9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ab9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ab9800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa338c r4:85aa3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa338c r4:857d6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ab9800 r8:857d6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6d80 r8:80287e08 r7:ecc6de60 r6:857d6c00 r5:85ab9800 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:857af240 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:85abb000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 r9:83018205 r8:85abb000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:85aa378c r4:857d6d00 9fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecc81d84 r8:00000002 r7:60000113 r6:ecc81d8c r5:85aba400 r4:85aba400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aba400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85aba400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa3b8c r4:85aa3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa3b8c r4:857d6e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aba400 r8:857d6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6e80 r8:80287e08 r7:ecc79e60 r6:857d6f80 r5:85aba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc81fb0 to 0xecc81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857af440 INFO: task kworker/1:528:6291 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecc89d84 r8:00000002 r7:60000113 r6:ecc89d8c r5:8491b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa3f8c r4:85aa3c00 r10:61c88647 r9:8491b000 r8:857b002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:530:6295 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:530 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc91d84 r8:00000002 r7:60000013 r6:ecc91d8c r5:84918c00 r4:84918c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84918c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84918c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb31000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa838c r4:85aa8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa838c r4:857b0080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84918c00 r8:857b00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0080 r8:80287e08 r7:ecc89e60 r6:857f5000 r5:84918c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc91fb0 to 0xecc91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857af7c0 INFO: task kworker/1:530:6295 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8491ec00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa8b8c r4:85aa8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa8b8c r4:857b0200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491ec00 r8:857b022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0200 r8:80287e08 r7:ecc91e60 r6:857f5200 r5:8491ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc99fb0 to 0xecc99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857af7c0 INFO: task kworker/1:531:6297 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:532:6298 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:532 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc9dd84 r8:00000002 r7:60000113 r6:ecc9dd8c r5:8491e000 r4:8491e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8491e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afb00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa878c r4:85aa8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa878c r4:857b0280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491e000 r8:857b02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0280 r8:80287e08 r7:ecc99e60 r6:857f5300 r5:8491e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc9dfb0 to 0xecc9dff8) 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 r5:8028ef50 r4:857af7c0 INFO: task kworker/1:532:6298 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:82ac21e4 r4:00000000 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 Workqueue: events bpf_prog_free_deferred r5:8491a400 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aaa38c r4:85aaa000 r10:61c88647 r9:8491a400 r8:857b032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:534:6302 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:534 state:D stack:0 pid:6302 tgid:6302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccadd84 r8:00000002 r7:60000113 r6:eccadd8c r5:84919800 r4:84919800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84919800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afe40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84919800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa8f8c r4:85aa8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa8f8c r4:857b0380 r10:61c88647 r9:84919800 r8:857b03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeccadfb0 to 0xeccadff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Not tainted 6.15.0-rc7-syzkaller #0 r4:85a1ec00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa938c r4:85aa9000 r10:61c88647 r9:85a1ec00 r8:857b012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r4:8513d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa978c r4:85aa9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa978c r4:857b0400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513d400 r8:857b042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0400 r8:80287e08 r7:ecca9e60 r6:857f5500 r5:8513d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccd1fb0 to 0xeccd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857aff40 INFO: task kworker/1:536:6306 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:84a99800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a99800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85707040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a99800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecccd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa9b8c r4:85aa9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa9b8c r4:857b0500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a99800 r8:857b052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0500 r8:80287e08 r7:ecca9e60 r6:857f5580 r5:84a99800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecce1fb0 to 0xecce1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85707080 INFO: task kworker/1:537:6309 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 task:kworker/1:538 state:D stack:0 pid:6310 tgid:6310 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce5e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85aa9f8c r4:85aa9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a98000 r8:857b05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:539:6313 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:539 state:D stack:0 pid:6313 tgid:6313 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccfdd84 r8:00000002 r7:60000113 r6:eccfdd8c r5:84a98c00 r4:84a98c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a98c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aaa78c r4:85aaa400 r7:ddde2d80 r6:83018200 r5:85aaa78c r4:857b0480 r10:00000000 r9:857b0480 r8:80287e08 r7:ecca9e60 r6:857f5680 r5:84a98c00 Workqueue: events bpf_prog_free_deferred 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:540:6319 blocked for more than 478 seconds. r10:8291a684 r9:ecd0dd84 r8:00000002 r7:60000113 r6:ecd0dd8c r5:84a9b000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85aaab8c r4:85aaa800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857b0600 r8:80287e08 r7:eccfde60 r6:857f5700 r5:84a9b000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:541:6320 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:541 state:D stack:0 pid:6320 tgid:6320 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd11d84 r8:00000002 r7:60000113 r6:ecd11d8c r5:84a9a400 r4:84a9a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a9a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85707580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:85aaaf8c r4:85aaac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857b0680 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aab78c r4:85aab400 r7:ddde2d80 r6:83018200 r5:85aab78c r4:857b0180 r10:00000000 r9:857b0180 r8:80287e08 r7:ecd11e60 r6:857f5880 r5:84a9c800 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 r5:8028ef50 r4:857075c0 INFO: task kworker/1:542:6321 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:543:6323 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:543 state:D stack:0 pid:6323 tgid:6323 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:84a9bc00 r4:84a9bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84a9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 r5:85aab38c r4:85aab000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a9bc00 r8:857b072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccb9d84 r8:00000002 r7:60000013 r6:eccb9d8c r5:84a9d400 r4:84a9d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a9d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:ec72b000 r5:85aac38c r4:85aac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aac38c r4:857b0780 r4:857b0780 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aabf8c r4:85aabc00 r10:61c88647 r9:84a9ec00 r8:857b082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:857b6900 INFO: task kworker/1:545:6359 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:546:6366 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:546 state:D stack:0 pid:6366 tgid:6366 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000113 r6:ecd1dd8c r5:84a9e000 r4:84a9e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a9e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aac78c r4:85aac400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aac78c r4:857b0980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a9e000 r8:857b09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0980 r8:80287e08 r7:eccb9e60 r6:857f5900 r5:84a9e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd1dfb0 to 0xecd1dff8) 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 r5:8028ef50 r4:857b6bc0 INFO: task kworker/1:546:6366 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:e033d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:547:6368 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:547 state:D stack:0 pid:6368 tgid:6368 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:859f8000 r4:00000000 r5:85aacb8c r4:85aac800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859f8000 r8:857b092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:548 state:D stack:0 pid:6370 tgid:6370 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd1e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85aadb8c r4:85aad800 r7:ddde2d80 r6:83018200 r5:85aadb8c r4:857b0a80 r10:00000000 r9:857b0a80 r8:80287e08 r7:eccd9e60 r6:857f5b00 r5:859f9800 Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:549:6372 blocked for more than 478 seconds. [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85aacf8c r4:85aacc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859fb000 r8:857b08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Not tainted 6.15.0-rc7-syzkaller #0 r4:859fbc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85aad38c r4:85aad000 r10:61c88647 r9:859fbc00 r8:857b0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b6d40 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:551 state:D stack:0 pid:6375 tgid:6375 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:85abd400 r4:85abd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85abd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85abd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec989000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aad78c r4:85aad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aad78c r4:857b0c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85abd400 r8:857b0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0c00 r8:80287e08 r7:ecdd1e60 r6:857b0c80 r5:85abd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccd5fb0 to 0xeccd5ff8) 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 r5:8028ef50 r4:857df080 INFO: task kworker/1:551:6375 is blocked on a mutex likely owned by task kworker/0:181:3703. r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:552:6377 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:552 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecde1d84 r8:00000002 r7:60000013 r6:ecde1d8c r5:85abe000 r4:85abe000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85abe000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85abe000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aadf8c r4:85aadc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aadf8c r4:857b0a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85abe000 r8:857b0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0a00 r8:80287e08 r7:ecdd1e60 r6:857b0d80 r5:85abe000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85aaeb8c r4:85aae800 r10:61c88647 r9:85abbc00 r8:857b0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857df400 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) task:kworker/1:554 state:D stack:0 pid:6382 tgid:6382 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aae38c r4:85aae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aae38c r4:857b0b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85abc800 r8:857b0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0b80 r8:80287e08 r7:ecde5e60 r6:857b0d00 r5:85abc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecde9fb0 to 0xecde9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857df680 INFO: task kworker/1:554:6382 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:555:6383 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:555 state:D stack:0 pid:6383 tgid:6383 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd09d84 r8:00000002 r7:60000113 r6:ecd09d8c r5:85abec00 r4:85abec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85abec00 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85abec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 r10:61c88647 r9:85abec00 r8:857b0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecd09fb0 to 0xecd09ff8) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ecb39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aaef8c r4:85aaec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aaef8c r4:857bb000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491d400 r8:857bb02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb000 r8:80287e08 r7:ecde5e60 r6:857bb180 r5:8491d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf1fb0 to 0xecdf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857df7c0 INFO: task kworker/1:556:6386 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85ad0000 r4:8291a680 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85aaf38c r4:85aaf000 r4:857bb200 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 r4:00000000 r5:84b4d38c r4:84b4d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 task:kworker/1:558 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000013 r6:ecdfdd8c r5:85ad0c00 r4:85ad0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ad0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ad0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aaf78c r4:85aaf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aaf78c r4:857bb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad0c00 r8:857bb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb100 r8:80287e08 r7:ecdf9e60 r6:857bb400 r5:85ad0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdfdfb0 to 0xecdfdff8) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ece01d84 r8:00000002 r7:60000013 r6:ece01d8c r5:85ad1800 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85aafb8c r4:85aaf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85aaff8c r4:85aafc00 r10:61c88647 r9:85ad2400 r8:857bb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb500 r8:80287e08 r7:ece01e60 r6:857bb580 r5:85ad2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece05fb0 to 0xece05ff8) 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 r5:8028ef50 r4:857dff80 INFO: task kworker/1:560:6394 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:561:6396 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:561 state:D stack:0 pid:6396 tgid:6396 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece09d84 r8:00000002 r7:60000013 r6:ece09d8c r5:85ad3000 r4:85ad3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ad3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece09e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ab438c r4:85ab4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857bb380 Exception stack(0xece09fb0 to 0xece09ff8) r4:847b1000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:562 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece0dd84 r8:00000002 r7:60000113 r6:ece0dd8c r5:85ad3c00 r4:85ad3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ad3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ad3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecce9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab478c r4:85ab4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab478c r4:857bb480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad3c00 r8:857bb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb480 r8:80287e08 r7:ece09e60 r6:857bb780 r5:85ad3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece0dfb0 to 0xece0dff8) 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 r5:8028ef50 r4:847b11c0 INFO: task kworker/1:562:6398 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ab4b8c r4:85ab4800 r4:857bb800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:564:6402 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:564 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece25d84 r8:00000002 r7:60000113 r6:ece25d8c r5:859fa400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece25e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab4f8c r4:85ab4c00 r10:61c88647 r9:859fa400 r8:857bb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 r5:84b4d38c r4:84b4d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 task:kworker/1:565 state:D stack:0 pid:6404 tgid:6404 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:00001000 r4:ece83000 r5:85ab6b8c r4:85ab6800 r10:61c88647 r9:859fd400 r8:857bb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:566:6406 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:566 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece3dd84 r8:00000002 r7:60000113 r6:ece3dd8c r5:859fec00 r4:859fec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859fec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85ab538c r4:85ab5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859fec00 r8:857bba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ab578c r4:85ab5400 r4:857bb980 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:568:6409 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:568 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece55d84 r8:00000002 r7:60000113 r6:ece55d8c r5:85a32400 r4:85a32400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a32400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b18c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a32400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab5b8c r4:85ab5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab5b8c r4:857bb700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a32400 r8:857bb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb700 r8:80287e08 r7:ece35e60 r6:857f5e80 r5:85a32400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece55fb0 to 0xece55ff8) 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 r5:8028ef50 r4:847b1940 INFO: task kworker/1:568:6409 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r5:859fc800 r4:8291a680 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85ab5f8c r4:85ab5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859fc800 r8:857bbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847b17c0 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:570:6413 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:570 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece71d84 r8:00000002 r7:60000113 r6:ece71d8c r5:85a00c00 r4:85a00c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a00c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece71e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab638c r4:85ab6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab638c r4:857bbb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a00c00 r8:857bbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbb80 r8:80287e08 r7:ece35e60 r6:857f5f80 r5:85a00c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece71fb0 to 0xece71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b1c80 INFO: task kworker/1:570:6413 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:84b4d38c r4:84b4d000 r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:571:6416 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:571 state:D stack:0 pid:6416 tgid:6416 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece81d84 r8:00000002 r7:60000013 r6:ece81d8c r5:85a00000 r4:85a00000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a00000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece81e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85ab678c r4:85ab6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab678c r4:857bbc80 r10:61c88647 r9:85a00000 r8:857bbcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 9d60: 80230ad0 80239bb0 80070013 ffffffff [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:572:6418 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:572 state:D stack:0 pid:6418 tgid:6418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece91d84 r8:00000002 r7:60000113 r6:ece91d8c r5:85a01800 r4:85a01800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a01800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a01800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab6f8c r4:85ab6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab6f8c r4:857bbd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a01800 r8:857bbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbd00 r8:80287e08 r7:ece35e60 r6:850c2f80 r5:85a01800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece91fb0 to 0xece91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b1c00 INFO: task kworker/1:572:6418 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85af678c r4:857bbd80 r10:61c88647 r9:85a03000 r8:857bbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85ab738c r4:85ab7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857bba80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:857bbe00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a02400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecebb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab7b8c r4:85ab7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab7b8c r4:857bbe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a02400 r8:857bbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbe80 r8:80287e08 r7:ecea9e60 r6:84568180 r5:85a02400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecec5fb0 to 0xecec5ff8) 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 r5:8028ef50 r4:849e9240 INFO: task kworker/1:576:6425 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:577:6427 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:577 state:D stack:0 pid:6427 tgid:6427 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eced1d84 r8:00000002 r7:60000113 r6:eced1d8c r5:85a05400 r4:85a05400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a05400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a05400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecec1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab7f8c r4:85ab7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab7f8c r4:857bbc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a05400 r8:857bbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbc00 r8:80287e08 r7:ecea9e60 r6:84568200 r5:85a05400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeced1fb0 to 0xeced1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9140 INFO: task kworker/1:577:6427 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:578:6429 blocked for more than 479 seconds. Call trace: [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a06000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a06000 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eced7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af438c r4:85af4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af438c r4:857d6f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a06000 r8:857d6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6f00 r8:80287e08 r7:ecea9e60 r6:84568280 r5:85a06000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecee1fb0 to 0xecee1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:849e92c0 Call trace: 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfb09000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af478c r4:85af4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af478c r4:857c6f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a06c00 r8:857c6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6f00 r8:80287e08 r7:ecea9e60 r6:84568300 r5:85a06c00 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:849e9580 INFO: task kworker/1:579:6432 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6c80 r8:80287e08 r7:ecea9e60 r6:84568380 r5:859fe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd95fb0 to 0xecd95ff8) 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 r5:8028ef50 r4:849e92c0 INFO: task kworker/1:580:6433 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:581:6435 blocked for more than 479 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:00001000 r4:eb845000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:582:6438 blocked for more than 479 seconds. r10:8291a684 r9:ecef5d84 r8:00000002 r7:60000013 r6:ecef5d8c r5:85358000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9980 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0539d28 to 0xe0539d70) 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:583:6439 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:583 state:D stack:0 pid:6439 tgid:6439 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecef9d84 r8:00000002 r7:60000013 r6:ecef9d8c r5:8535b000 r4:8535b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535b000 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec4bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af578c r4:85af5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af578c r4:84a00200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535b000 r8:84a0022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00200 r8:80287e08 r7:ecea9e60 r6:84568500 r5:8535b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecef9fb0 to 0xecef9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e98c0 INFO: task kworker/1:583:6439 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:584 state:D stack:0 pid:6441 tgid:6441 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf01d84 r8:00000002 r7:60000013 r6:ecf01d8c r5:8535a400 r4:8535a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf01e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535a400 r7:00000000 r6:83018200 r5:00001000 r4:7f105000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec843000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af5b8c r4:85af5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af5b8c r4:84a00000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535a400 r8:84a0002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00000 r8:80287e08 r7:ecea9e60 r6:84568580 r5:8535a400 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:849e9ac0 INFO: task kworker/1:584:6441 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec87d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:586 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9e80 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af638c r4:85af6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af638c r4:84a00100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535bc00 r8:84a0012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00100 r8:80287e08 r7:ecea9e60 r6:84568680 r5:8535bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf11fb0 to 0xecf11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9bc0 INFO: task kworker/1:586:6445 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:587:6447 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:587 state:D stack:0 pid:6447 tgid:6447 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf19d84 r8:00000002 r7:60000013 r6:ecf19d8c r5:85359800 r4:85359800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85359800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f129000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecda9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af9b8c r4:85af9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af9b8c r4:84a00300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85359800 r8:84a0032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00300 r8:80287e08 r7:ecea9e60 r6:84568700 r5:85359800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf19fb0 to 0xecf19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9dc0 INFO: task kworker/1:587:6447 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:588:6449 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:588 state:D stack:0 pid:6449 tgid:6449 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf21d84 r8:00000002 r7:60000013 r6:ecf21d8c r5:8535d400 r4:8535d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535d400 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af6b8c r4:85af6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af6b8c r4:84a00380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535d400 r8:84a003ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00380 r8:80287e08 r7:ecf19e60 r6:84568780 r5:8535d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf21fb0 to 0xecf21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b91c40 INFO: task kworker/1:588:6449 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:589 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8535e000 r8:84a0052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf31d84 r8:00000002 r7:60000013 r6:ecf31d8c r5:85b30c00 r4:85b30c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b30c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf31e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fc040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af738c r4:85af7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af738c r4:84a00580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b30c00 r8:84a005ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00580 r8:80287e08 r7:ecf19e60 r6:84568880 r5:85b30c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf31fb0 to 0xecf31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9f00 INFO: task kworker/1:590:6453 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:591:6455 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:591 state:D stack:0 pid:6455 tgid:6455 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf39d84 r8:00000002 r7:60000113 r6:ecf39d8c r5:85b30000 r4:85b30000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b30000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af778c r4:85af7400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r4:82ac21e4 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:00001000 r4:ecab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af7b8c r4:85af7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af7b8c r4:84a00600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad5400 r8:84a0062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00600 r8:80287e08 r7:ecf19e60 r6:84a00680 r5:85ad5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece15fb0 to 0xece15ff8) 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 r5:8028ef50 r4:856fc0c0 INFO: task kworker/1:592:6457 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:593:6459 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:593 state:D stack:0 pid:6459 tgid:6459 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:85ad6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 r5:00001000 r4:ecad1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af7f8c r4:85af7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af7f8c r4:84a00780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad6000 r8:84a007ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00780 r8:80287e08 r7:ecf19e60 r6:84a00800 r5:85ad6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf5fb0 to 0xecdf5ff8) 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 r5:8028ef50 r4:856fc500 INFO: task kworker/1:593:6459 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecf49d84 r8:00000002 r7:60000113 r6:ecf49d8c r5:85ac9800 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af878c r4:85af8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af878c r4:84a00700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ac9800 r8:84a0072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00700 r8:80287e08 r7:ecf19e60 r6:84a00880 r5:85ac9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf49fb0 to 0xecf49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fc5c0 INFO: task kworker/1:595:6463 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecf51d84 r8:00000002 r7:60000013 r6:ecf51d8c r5:85aca400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (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. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84a00b00 r8:80287e08 r7:ecf19e60 r6:84568980 r5:85b33c00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:598:6472 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:598 state:D stack:0 pid:6472 tgid:6472 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf61d84 r8:00000002 r7:60000013 r6:ecf61d8c r5:85b34800 r4:85b34800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b34800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fcd80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b34800 r7:00000000 r6:83018200 r5:00001000 r4:7f125000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af938c r4:85af9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af938c r4:84a00c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b34800 r8:84a00c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00c00 r8:80287e08 r7:ecf19e60 r6:84568a80 r5:85b34800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf61fb0 to 0xecf61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fcf00 INFO: task kworker/1:598:6472 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:599:6473 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:599 state:D stack:0 pid:6473 tgid:6473 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf65d84 r8:00000002 r7:60000113 r6:ecf65d8c r5:85b32400 r4:85b32400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b32400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf65e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fcfc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:ecd9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af978c r4:85af9400 r7:ddde2d80 r6:83018200 r5:85af978c r4:84a00c80 r10:00000000 r9:84a00c80 r8:80287e08 r7:ecf19e60 r6:84568b00 r5:85b32400 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:600:6476 blocked for more than 479 seconds. r4:85b36000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 r5:00001000 r4:ecf75000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afa78c r4:85afa400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afa78c r4:84a00d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b36000 r8:84a00d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00d00 r8:80287e08 r7:ecf19e60 r6:84568a00 r5:85b36000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf6dfb0 to 0xecf6dff8) 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 r5:8028ef50 r4:856ec240 INFO: task kworker/1:600:6476 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf5dd84 r8:00000002 r7:60000013 r6:ecf5dd8c r5:85acbc00 r4:85acbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85acbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f12b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecdbb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af9f8c r4:85af9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af9f8c r4:84a00b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85acbc00 r8:84a00bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00b80 r8:80287e08 r7:ecf6de60 r6:84a00d80 r5:85acbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf5dfb0 to 0xecf5dff8) 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 r5:8028ef50 r4:856ec240 INFO: task kworker/1:601:6477 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:602 state:D stack:0 pid:6479 tgid:6479 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84a00a00 r8:80287e08 r7:ecf6de60 r6:84a00e80 r5:85acc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf69fb0 to 0xecf69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ec380 INFO: task kworker/1:602:6479 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecf85d84 r8:00000002 r7:60000113 r6:ecf85d8c r5:85b31800 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afbb8c r4:85afb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85afab8c r4:85afa800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b35400 r8:857bbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbf00 r8:80287e08 r7:ecf85e60 r6:84568c00 r5:85b35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf91fb0 to 0xecf91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ec6c0 INFO: task kworker/1:604:6483 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecf99d84 r8:00000002 r7:60000113 r6:ecf99d8c r5:8535ec00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afaf8c r4:85afac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856e5000 r8:80287e08 r7:ecf85e60 r6:84568c80 r5:8535ec00 r4:856ec500 Workqueue: events bpf_prog_free_deferred 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ecfa3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:856e5080 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:607:6490 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:607 state:D stack:0 pid:6490 tgid:6490 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfb1d84 r8:00000002 r7:60000013 r6:ecfb1d8c r5:85b36c00 r4:85b36c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b36c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856eca00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b36c00 r7:00000000 r6:83018200 r5:00001000 r4:7f137000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfa9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afb78c r4:85afb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afb78c r4:856e5200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b36c00 r8:856e522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5200 r8:80287e08 r7:ecf85e60 r6:84568d80 r5:85b36c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfb1fb0 to 0xecfb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ec840 INFO: task kworker/1:607:6490 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:608 state:D stack:0 pid:6492 tgid:6492 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfbde08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:856e5180 r8:80287e08 r7:ecf85e60 r6:84568e00 r5:849b8000 r4:856ec700 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:609:6494 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:609 state:D stack:0 pid:6494 tgid:6494 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfc5d84 r8:00000002 r7:60000113 r6:ecfc5d8c r5:849b8c00 r4:849b8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478bec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f141000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfd3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afc78c r4:85afc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afc78c r4:856e5300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b8c00 r8:856e532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5300 r8:80287e08 r7:ecfbde60 r6:84568e80 r5:849b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfc5fb0 to 0xecfc5ff8) 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 r5:8028ef50 r4:856ecbc0 INFO: task kworker/1:609:6494 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:610:6496 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:610 state:D stack:0 pid:6496 tgid:6496 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf95d84 r8:00000002 r7:60000113 r6:ecf95d8c r5:849b9800 r4:849b9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf95e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f13d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afc38c r4:85afc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afc38c r4:856e5380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b9800 r8:856e53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5380 r8:80287e08 r7:ecfc5e60 r6:856da080 r5:849b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf95fb0 to 0xecf95ff8) 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 r5:8028ef50 r4:856ecd00 INFO: task kworker/1:610:6496 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:611:6499 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:611 state:D stack:0 pid:6499 tgid:6499 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfe1d84 r8:00000002 r7:60000113 r6:ecfe1d8c r5:849bb000 r4:849bb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f143000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afcb8c r4:85afc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afcb8c r4:856e5400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bb000 r8:856e542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5400 r8:80287e08 r7:ecfc5e60 r6:856da000 r5:849bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfe1fb0 to 0xecfe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478b700 INFO: task kworker/1:611:6499 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:612:6501 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:612 state:D stack:0 pid:6501 tgid:6501 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecff5d84 r8:00000002 r7:60000013 r6:ecff5d8c r5:849ba400 r4:849ba400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ba400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f147000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecff1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afd38c r4:85afd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afd38c r4:856e5480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ba400 r8:856e54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5480 r8:80287e08 r7:ecfe1e60 r6:856da100 r5:849ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecff5fb0 to 0xecff5ff8) 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 r5:8028ef50 r4:8478be80 INFO: task kworker/1:612:6501 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:613:6503 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:613 state:D stack:0 pid:6503 tgid:6503 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecff9d84 r8:00000002 r7:60000013 r6:ecff9d8c r5:849bc800 r4:849bc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f145000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afcf8c r4:85afcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afcf8c r4:856e5100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bc800 r8:856e512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5100 r8:80287e08 r7:ecff5e60 r6:856da180 r5:849bc800 r4:00000001 [<8028ef50>] (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 r5:8028ef50 r4:856ece40 INFO: task kworker/1:613:6503 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:614:6504 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:614 state:D stack:0 pid:6504 tgid:6504 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecffdd84 r8:00000002 r7:60000013 r6:ecffdd8c r5:849bd400 r4:849bd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d83c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afdb8c r4:85afd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afdb8c r4:856e5500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bd400 r8:856e552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5500 r8:80287e08 r7:ecff5e60 r6:856da200 r5:849bd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecffdfb0 to 0xecffdff8) 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 r5:8028ef50 r4:856ece40 INFO: task kworker/1:614:6504 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:615:6507 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:615 state:D stack:0 pid:6507 tgid:6507 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece1dd84 r8:00000002 r7:60000013 r6:ece1dd8c r5:849be000 r4:849be000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849be000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849be000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afd78c r4:85afd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afd78c r4:856e5280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849be000 r8:856e52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5280 r8:80287e08 r7:ecffde60 r6:856da280 r5:849be000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece1dfb0 to 0xece1dff8) 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 r5:8028ef50 r4:856d8240 INFO: task kworker/1:615:6507 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:616:6509 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:616 state:D stack:0 pid:6509 tgid:6509 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece59d84 r8:00000002 r7:60000013 r6:ece59d8c r5:849bec00 r4:849bec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec417000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afe78c r4:85afe400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afe78c r4:856e5600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bec00 r8:856e562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5600 r8:80287e08 r7:ecffde60 r6:856da300 r5:849bec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece59fb0 to 0xece59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d8300 INFO: task kworker/1:616:6509 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:617:6511 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:617 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece75d84 r8:00000002 r7:60000013 r6:ece75d8c r5:849bbc00 r4:849bbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb939000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afdf8c r4:85afdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afdf8c r4:856e5700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bbc00 r8:856e572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5700 r8:80287e08 r7:ece59e60 r6:856da380 r5:849bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece75fb0 to 0xece75ff8) 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 r5:8028ef50 r4:856d8440 INFO: task kworker/1:617:6511 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:618:6512 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:618 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece79d84 r8:00000002 r7:60000013 r6:ece79d8c r5:849f8000 r4:849f8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849f8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d86c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afe38c r4:85afe000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afe38c r4:856e5780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f8000 r8:856e57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5780 r8:80287e08 r7:ece59e60 r6:856da400 r5:849f8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece79fb0 to 0xece79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d8580 INFO: task kworker/1:618:6512 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246)